4. EEM4 Troubleshoot Tier 4 interim

• 4.1. EEM4 general instructions
• 4.2. Fault Codes Tier 4 interim
  • 4.2.1. SPN 100, FMI 1, Oil pressure LOW, ALARM
  • 4.2.2. SPN 100, FMI 16, Oil pressure ABOVE NORMAL (>9,5bar/30°C)
  • 4.2.3. SPN 100, FMI 18, Oil pressure LOW
  • 4.2.4. SPN 100, FMI 3, Oil pressure sensor voltage above normal or open circuit
  • 4.2.5. SPN 100, FMI 31, Oil pressure sensor defect
  • 4.2.6. SPN 100, FMI 4, Oil pressure sensor voltage below normal
  • 4.2.7. SPN 102, FMI 16, Boost pressure ABOVE NORMAL
  • 4.2.8. SPN 102, FMI 17, Intake manifold pressure drop too high at cranking
  • 4.2.9. SPN 102, FMI 18, Boost pressure LOW
  • 4.2.10. SPN 102, FMI 3, Boost pressure sensor voltage above normal or open circuit
  • 4.2.11. SPN 102, FMI 31, Intake manifold pressure drop too high at cranking
  • 4.2.12. SPN 102, FMI 4, Boost pressure sensor voltage below normal
  • 4.2.13. SPN 1043, FMI 3, Internal 12V supply voltage above normal
  • 4.2.14. SPN 1043, FMI 4, Internal 12V supply voltage below normal
  • 4.2.15. SPN 105, FMI 16, Intake air temp. ABOVE NORMAL (90°C)
  • 4.2.16. SPN 105, FMI 3, Intake air temp. sensor voltage above normal or open circuit
  • 4.2.17. SPN 105, FMI 4, Intake air temp sensor voltage below normal
  • 4.2.18. SPN 1076, FMI 14, MPROP control, Open circuit
  • 4.2.19. SPN 1076, FMI 3, MPROP control, high side short circuit to high SOURCE
  • 4.2.20. SPN 1076, FMI 4, MPROP control, Low side short circuit to GROUND
  • 4.2.21. SPN 1076, FMI 5, MPROP control, Low side short circuit to high SOURCE
  • 4.2.22. SPN 1076, FMI 6, MPROP control, high side short circuit to GROUND
  • 4.2.23. SPN 1077, FMI 3, ECU internal fault 0101
  • 4.2.24. SPN 1077, FMI 31, MPROP control, Powerstage over temperature
  • 4.2.25. SPN 1077, FMI 4, ECU internal fault 0102
  • 4.2.26. SPN 107, FMI 18, The air filter pressure BELOW NORMAL
  • 4.2.27. SPN 107, FMI 31, The air filter pressure sensor active at init state
  • 4.2.28. SPN 1083, FMI 3, Auxiliary analog input 1 voltage above normal or open circuit
  • 4.2.29. SPN 1083, FMI 4, Auxiliary analog input 1 voltage below normal
  • 4.2.30. SPN 1084, FMI 3, Auxiliary analog input 2 voltage above normal or open circuit
  • 4.2.31. SPN 1084, FMI 4, Auxiliary analog input 2 voltage below normal
  • 4.2.32. SPN 108, FMI 3, Ambient pressure sensor voltage above normal or open circuit
  • 4.2.33. SPN 108, FMI 4, Ambient pressure sensor voltage below normal
  • 4.2.34. SPN 109, FMI 3, Coolant pressure sensor voltage above normal or open circuit
  • 4.2.35. SPN 109, FMI 4, Coolant pressure sensor voltage below normal
  • 4.2.36. SPN 110, FMI 0, Coolant temperature high, ALARM (>113C)
  • 4.2.37. SPN 110, FMI 16, Coolant temperature ABOVE NORMAL (>106C)
  • 4.2.38. SPN 110, FMI 3, Coolant temperature sensor voltage above normal or open circuit
  • 4.2.39. SPN 110, FMI 4, Coolant temperature sensor voltage below normal
  • 4.2.40. SPN 1132, FMI 3, Intake manifold 1 air temperature sensor voltage above normal or open circuit
  • 4.2.41. SPN 1132, FMI 4, Intake manifold 1 air temperature sensor voltage below normal
  • 4.2.42. SPN 1136, FMI 0, ECU over temperature high, ALARM
  • 4.2.43. SPN 1136, FMI 3, ECU temperature sensor voltage above normal or open circuit
  • 4.2.44. SPN 1136, FMI 4, ECU temperature sensor voltage below normal
  • 4.2.45. SPN 1321, FMI 3, Start relay high side voltage above normal
  • 4.2.46. SPN 1321, FMI 6, Start relay high side current above normal
  • 4.2.47. SPN 1378, FMI 31, Adaptive oil change interval exceeded
  • 4.2.48. SPN 1381, FMI 16, Fuel supply pump inlet pressure ABOVE NORMAL
  • 4.2.49. SPN 1381, FMI 18, Fuel supply pump inlet pressure BELOW NORMAL
  • 4.2.50. SPN 1381, FMI 3, Fuel supply pump inlet pressure sensor voltage above normal or open circuit.
  • 4.2.51. SPN 1381, FMI 4, Fuel supply pump inlet pressure sensor voltage below normal.
  • 4.2.52. SPN 1485, FMI 11, ECU internal fault 0100
  • 4.2.53. SPN 1485, FMI 31, Main relay early opening at previous afterrun
  • 4.2.54. SPN 157, FMI 0, Rail pressure above normal
  • 4.2.55. SPN 157, FMI 14, Rail pressure, Leakage detected at low idle
  • 4.2.56. SPN 157, FMI 15, Rail pressure controller, Positive deviation
  • 4.2.57. SPN 157, FMI 16, Rail Pressure control: Pressure CRITICAL high
  • 4.2.58. SPN 157, FMI 17, Rail pressure controller, Negative deviation at low idle
  • 4.2.59. SPN 157, FMI 18, Rail pressure below normal
  • 4.2.60. SPN 157, FMI 2, Rail Pressure control: Pressure raw value is intermittent
  • 4.2.61. SPN 157, FMI 20, Rail Pressure control: Pressure raw value is above maximum offset
  • 4.2.62. SPN 157, FMI 21, Rail Pressure control: Pressure raw value is below minimum offset
  • 4.2.63. SPN 157, FMI 3, Rail 1 pressure sensor voltage above normal or open circuit
  • 4.2.64. SPN 157, FMI 31, Rail pressure, Leakage detected at load condition
  • 4.2.65. SPN 157, FMI 4, Rail 1 pressure sensor voltage below normal
  • 4.2.66. SPN 1639, FMI 18, Fan control underspeed or no signal detected
  • 4.2.67. SPN 1639, FMI 19, Fan speed request CAN signal missing
  • 4.2.68. SPN 168, FMI 0, Battery voltage ABOVE NORMAL
  • 4.2.69. SPN 168, FMI 1, Battery voltage BELOW NORMAL (< 7,8 V)
  • 4.2.70. SPN 168, FMI 3, Battery voltage sensor, voltage above normal
  • 4.2.71. SPN 168, FMI 4, Battery voltage sensor, voltage below normal
  • 4.2.72. SPN 171, FMI 10, Ambient temperature sensor value abnormal rate of change
  • 4.2.73. SPN 171, FMI 19, Ambient temperature CAN signal missing
  • 4.2.74. SPN 171, FMI 3, Ambient temperature sensor voltage above normal or open circuit
  • 4.2.75. SPN 171, FMI 4, Ambient temperature sensor voltage below normal
  • 4.2.76. SPN 174, FMI 0, Fuel inlet temperature high, ALARM (>85°C)
  • 4.2.77. SPN 174, FMI 3, Fuel temperature sensor voltage above normal or open circuit
  • 4.2.78. SPN 174, FMI 4, Fuel temperature sensor voltage below normal
  • 4.2.79. SPN 1761, FMI 1, DEF tank EMPTY
  • 4.2.80. SPN 1761, FMI 18, DEF tank LEVEL LOW
  • 4.2.81. SPN 1761, FMI 3, DEF tank level sensor voltage above normal or open circuit
  • 4.2.82. SPN 1761, FMI 4, DEF tank level sensor voltage below normal
  • 4.2.83. SPN 190, FMI 16, Engine Speed ABOVE NORMAL
  • 4.2.84. SPN 2659, FMI 1, EGR circulation mass flow rate below normal
  • 4.2.85. SPN 2791, FMI 0, EGR Valve temperature alert
  • 4.2.86. SPN 2791, FMI 10, EGR Valve initialization error
  • 4.2.87. SPN 2791, FMI 11, EGR Valve torque limited
  • 4.2.88. SPN 2791, FMI 12, EGR Valve short cut
  • 4.2.89. SPN 2791, FMI 13, EGR Valve mechanical fault
  • 4.2.90. SPN 2791, FMI 16, EGR Valve temperature warning
  • 4.2.91. SPN 2791, FMI 31, EGR Valve not present
  • 4.2.92. SPN 2791, FMI 6, EGR Valve overload
  • 4.2.93. SPN 2791, FMI 7, EGR Valve position deviation
  • 4.2.94. SPN 2791, FMI 9, EGR Valve communication error
  • 4.2.95. SPN 29, FMI 3, Accelerator pedal 2 sensor above normal or open circuit (IDLE)
  • 4.2.96. SPN 29, FMI 4, Accelerator pedal 2 sensor below normal (IDLE)
  • 4.2.97. SPN 3031, FMI 10, DEF tank temperature abnormal rate of change at heating cycle
  • 4.2.98. SPN 3031, FMI 14, DEF tank maximum defrost time exceeded
  • 4.2.99. SPN 3031, FMI 16, DEF tank temperature ABOVE normal
  • 4.2.100. SPN 3031, FMI 3, DEF tank temp. sensor voltage above normal or open circuit
  • 4.2.101. SPN 3031, FMI 31, DEF tank temperature value abnormal rate of change
  • 4.2.102. SPN 3031, FMI 4, DEF tank temp. sensor voltage below normal
  • 4.2.103. SPN 3349, FMI 8, Torque/Speed Control (TSC1) timeout
  • 4.2.104. SPN 3361, FMI 11, DEF dosing valve overheat protection
  • 4.2.105. SPN 3361, FMI 14, DEF dosing valve current abnormal behaviour
  • 4.2.106. SPN 3361, FMI 3, DEF dosing valve low side short circuit to high SOURCE
  • 4.2.107. SPN 3361, FMI 31, DEF dosing valve powerstage driver chip over temperature
  • 4.2.108. SPN 3361, FMI 4, DEF dosing valve high side short circuit
  • 4.2.109. SPN 3361, FMI 5, DEF dosing valve high side short circuit to high SOURCE or open load
  • 4.2.110. SPN 3361, FMI 6, DEF dosing valve low side short circuit to GROUND or open load
  • 4.2.111. SPN 3363, FMI 3, DEF tank heater coolant valve solenoid short circuit to high SOURCE
  • 4.2.112. SPN 3363, FMI 31, DEF tank heater ECU power stage over temperature
  • 4.2.113. SPN 3363, FMI 4, DEF tank heater coolant valve solenoid short circuit to GROUND
  • 4.2.114. SPN 3363, FMI 5, DEF tank heater coolant valve solenoid open circuit
  • 4.2.115. SPN 3509, FMI 31, 5Vdc Supply 1 voltage out of range
  • 4.2.116. SPN 3510, FMI 31, 5Vdc Supply 2 voltage out of range
  • 4.2.117. SPN 3511, FMI 31, 5Vdc Supply 3 voltage out of range
  • 4.2.118. SPN 3512, FMI 3, 12V sensor supply 1 voltage above normal
  • 4.2.119. SPN 3512, FMI 4, 12V sensor supply 1 voltage below normal
  • 4.2.120. SPN 3, FMI 14, Number of injections is limited by quantity balance of high pressure pump
  • 4.2.121. SPN 4090, FMI 16, SCR system malfunction: NOx emission too high
  • 4.2.122. SPN 4090, FMI 18, SCR system malfunction: Measured NOx emission implausible
  • 4.2.123. SPN 412, FMI 3, EGR gas temperature sensor voltage above normal or open circuit.
  • 4.2.124. SPN 412, FMI 4, EGR gas temperature sensor voltage below normal.
  • 4.2.125. SPN 4201, FMI 2, Crank speed signal erratic, too many noise pulses
  • 4.2.126. SPN 4201, FMI 31, Crankshaft speed sensor signal missing
  • 4.2.127. SPN 4332, FMI 0, SCR system ERROR: DEF over pressure detected
  • 4.2.128. SPN 4332, FMI 11, SCR system ERROR: Pumped-Dosed quantities balance error
  • 4.2.129. SPN 4332, FMI 14, SCR system ERROR: Pressure drop test failure
  • 4.2.130. SPN 4332, FMI 16, SCR system ERROR: DEF dosing pressure above normal
  • 4.2.131. SPN 4332, FMI 18, SCR system ERROR: DEF dosing pressure below normal
  • 4.2.132. SPN 4332, FMI 31, SCR system ERROR: Emptying not completed at previous shutdown
  • 4.2.133. SPN 4334, FMI 3, DEF pressure sensor voltage above normal or open circuit
  • 4.2.134. SPN 4334, FMI 4, DEF pressure sensor voltage below normal
  • 4.2.135. SPN 4340, FMI 3, DEF suction line heater control circuit short circuit to high SOURCE
  • 4.2.136. SPN 4340, FMI 31, DEF suction line heater ECU power stage over temperature
  • 4.2.137. SPN 4340, FMI 4, DEF suction line heater control circuit short circuit to GROUND
  • 4.2.138. SPN 4340, FMI 5, DEF suction line heater control circuit open circuit
  • 4.2.139. SPN 4342, FMI 3, DEF backflow line heater control circuit short circuit to high SOURCE
  • 4.2.140. SPN 4342, FMI 31, DEF backflow line heater ECU power stage over temperature
  • 4.2.141. SPN 4342, FMI 4, DEF backflow line heater control circuit short circuit to GROUND
  • 4.2.142. SPN 4342, FMI 5, DEF backflow line heater control circuit open circuit
  • 4.2.143. SPN 4344, FMI 12, DEF supply module temperature measurement module is not responding
  • 4.2.144. SPN 4344, FMI 2, DEF supply module heater temperature signal in invalid range
  • 4.2.145. SPN 4344, FMI 3, DEF supply module heater control circuit short circuit to high SOURCE
  • 4.2.146. SPN 4344, FMI 31, DEF supply module heater ECU power stage over temperature
  • 4.2.147. SPN 4344, FMI 4, DEF supply module heater control circuit short circuit to GROUND
  • 4.2.148. SPN 4344, FMI 8, DEF supply module heater temperature signal in failure range
  • 4.2.149. SPN 4346, FMI 3, DEF pressure line heater control circuit short circuit to high SOURCE
  • 4.2.150. SPN 4346, FMI 31, DEF pressure line heater ECU power stage over temperature
  • 4.2.151. SPN 4346, FMI 4, DEF pressure line heater control circuit short circuit to GROUND
  • 4.2.152. SPN 4346, FMI 5, DEF pressure line heater control circuit open circuit
  • 4.2.153. SPN 4354, FMI 3, DEF suction line heater relay low side (line relay) open circuit
  • 4.2.154. SPN 4354, FMI 4, DEF suction line heater relay high side (heater, main relay) open circuit
  • 4.2.155. SPN 4355, FMI 3, DEF backflow line heater relay low side (line relay) open circuit
  • 4.2.156. SPN 4355, FMI 4, DEF backflow line heater relay high side (heater, main relay) open circuit
  • 4.2.157. SPN 4356, FMI 3, DEF supply module heater relay low side open circuit
  • 4.2.158. SPN 4356, FMI 4, DEF supply module heater relay high side (heater, main relay) open circuit
  • 4.2.159. SPN 4356, FMI 5, DEF supply module heater relay open circuit
  • 4.2.160. SPN 4357, FMI 3, DEF pressure line heater relay low side (line relay) open circuit
  • 4.2.161. SPN 4357, FMI 4, DEF pressure line heater relay high side (heater, main relay) open circuit
  • 4.2.162. SPN 4360, FMI 10, SCR catalyst inlet gas temp sensor value abnormal rate of change
  • 4.2.163. SPN 4360, FMI 2, SCR catalyst inlet gas temp sensor value implausible
  • 4.2.164. SPN 4360, FMI 3, SCR catalyst inlet gas temp. sensor voltage above normal or open circuit
  • 4.2.165. SPN 4360, FMI 4, SCR catalyst inlet gas temp. sensor voltage below normal
  • 4.2.166. SPN 4363, FMI 10, SCR catalyst outlet gas temp sensor value abnormal rate of change
  • 4.2.167. SPN 4363, FMI 2, SCR catalyst outlet gas temp sensor value implausible
  • 4.2.168. SPN 4363, FMI 3, SCR catalyst outlet gas temp. sensor voltage above normal or open circuit
  • 4.2.169. SPN 4363, FMI 4, SCR catalyst outlet gas temp. sensor voltage below normal
  • 4.2.170. SPN 4374, FMI 14, DEF pump motor speed permanent deviation
  • 4.2.171. SPN 4374, FMI 31, DEF pump motor not available for actuation
  • 4.2.172. SPN 4374, FMI 8, DEF pump motor speed deviation
  • 4.2.173. SPN 4375, FMI 3, DEF pump motor control signal short circuit to high SOURCE
  • 4.2.174. SPN 4375, FMI 31, DEF pump motor control powerstage over temperature
  • 4.2.175. SPN 4375, FMI 4, DEF pump motor control signal short circuit to GROUND
  • 4.2.176. SPN 4375, FMI 5, DEF pump motor control signal current below normal or open circuit
  • 4.2.177. SPN 4376, FMI 3, DEF pump direction valve low side short circuit to high SOURCE
  • 4.2.178. SPN 4376, FMI 31, DEF pump direction valve low side control powerstage over temperature
  • 4.2.179. SPN 4376, FMI 4, DEF pump direction valve low side short circuit to GROUND
  • 4.2.180. SPN 4376, FMI 5, DEF pump direction valve low side current below normal or open circuit
  • 4.2.181. SPN 4792, FMI 14, SCR catalyst overtemperature
  • 4.2.182. SPN 4792, FMI 2, SCR catalyst NOx sensors cross-connected
  • 4.2.183. SPN 4792, FMI 31, SCR catalyst temperature sensors cross-connected
  • 4.2.184. SPN 5020, FMI 3, Engine EGR mixer intake temperature sensor voltage above normal or open circuit
  • 4.2.185. SPN 5020, FMI 4, Engine EGR mixer intake temperature sensor voltage below normal
  • 4.2.186. SPN 520200, FMI 16, Powerstages could be disabled due to high Battery voltage
  • 4.2.187. SPN 520200, FMI 18, Powerstages could be disabled due to low Battery voltage
  • 4.2.188. SPN 520201, FMI 19, Bus off Engine CAN (1M)
  • 4.2.189. SPN 520202, FMI 3, ECU Main Relay 0 Short circuit to high SOURCE
  • 4.2.190. SPN 520202, FMI 4, ECU Main Relay 0 short circuit to GROUND
  • 4.2.191. SPN 520203, FMI 3, ECU Main Relay 1 Short circuit to high SOURCE
  • 4.2.192. SPN 520203, FMI 4, ECU Main Relay 1 short circuit to GROUND
  • 4.2.193. SPN 520204, FMI 3, ECU Main Relay 2 Short circuit to high SOURCE
  • 4.2.194. SPN 520204, FMI 4, ECU Main Relay 2 short circuit to GROUND
  • 4.2.195. SPN 520205, FMI 31, Error in torque control input
  • 4.2.196. SPN 520206, FMI 31, ECU internal fault 0104
  • 4.2.197. SPN 520208, FMI 31, Rail PRV recognised as OPEN
  • 4.2.198. SPN 520209, FMI 31, Error in the plausibility of the injection energizing time
  • 4.2.199. SPN 520210, FMI 12, Error in the plausibility of the start of energising angles
  • 4.2.200. SPN 520211, FMI 31, ECU internal fault 0103
  • 4.2.201. SPN 520212, FMI 31, ECU internal fault 0105
  • 4.2.202. SPN 520213, FMI 31, ECU internal fault 0106
  • 4.2.203. SPN 520214, FMI 31, ECU internal fault 0107
  • 4.2.204. SPN 520215, FMI 31, ECU internal fault 0108
  • 4.2.205. SPN 520216, FMI 31, ECU internal fault 0109
  • 4.2.206. SPN 520217, FMI 31, ECU internal fault 0110
  • 4.2.207. SPN 520218, FMI 31, ECU internal fault 0111
  • 4.2.208. SPN 520219, FMI 31, ECU internal fault 0112
  • 4.2.209. SPN 520220, FMI 31, ECU internal fault 0113
  • 4.2.210. SPN 520221, FMI 31, ECU internal fault 0114
  • 4.2.211. SPN 520222, FMI 31, ECU internal fault 0115
  • 4.2.212. SPN 520223, FMI 31, ECU internal fault 0116
  • 4.2.213. SPN 520224, FMI 31, ECU internal fault 0117
  • 4.2.214. SPN 520225, FMI 31, ECU internal fault 0118
  • 4.2.215. SPN 520226, FMI 31, ECU internal fault 0119
  • 4.2.216. SPN 520227, FMI 31, ECU internal fault 0120
  • 4.2.217. SPN 520228, FMI 12, ECU internal fault 0121
  • 4.2.218. SPN 520229, FMI 13, ECU internal fault 0122
  • 4.2.219. SPN 520230, FMI 31, Engine specification mismatch
  • 4.2.220. SPN 520231, FMI 31, PTO input error
  • 4.2.221. SPN 520232, FMI 31, Bad digital input configuration
  • 4.2.222. SPN 520233, FMI 31, ECU internal fault 0128
  • 4.2.223. SPN 520234, FMI 31, ECU internal fault 0129
  • 4.2.224. SPN 520235, FMI 31, ECU internal fault 0130
  • 4.2.225. SPN 520236, FMI 31, ECU internal fault 0131
  • 4.2.226. SPN 520237, FMI 31, Customer fault 1 via digital input
  • 4.2.227. SPN 520238, FMI 31, Customer fault 2 via digital input
  • 4.2.228. SPN 520239, FMI 3, DEF dosing valve after cooler voltage above normal or short to high SOURCE
  • 4.2.229. SPN 520239, FMI 5, DEF dosing valve after cooler current below normal or open circuit
  • 4.2.230. SPN 520239, FMI 6, DEF dosing valve after cooler current above normal or short to GROUND
  • 4.2.231. SPN 520240, FMI 31, ECU 1 Injector bank 0 short circuit
  • 4.2.232. SPN 520241, FMI 31, Injector bank 1 short circuit
  • 4.2.233. SPN 520242, FMI 31, Injector bank 2 short circuit
  • 4.2.234. SPN 520243, FMI 31, Rail PRV is forced to open; perform pressure increase
  • 4.2.235. SPN 520244, FMI 31, Rail PRV is forced to open; perform pressure shock
  • 4.2.236. SPN 520245, FMI 31, Rail PRV reached maxium allowed opening count
  • 4.2.237. SPN 520246, FMI 31, Rail PRV reached maximun allowed open time
  • 4.2.238. SPN 520247, FMI 31, ECU internal fault 0123
  • 4.2.239. SPN 520248, FMI 31, ECU internal fault 0124
  • 4.2.240. SPN 520249, FMI 31, ECU internal fault 0125
  • 4.2.241. SPN 520250, FMI 31, ECU internal fault 0126
  • 4.2.242. SPN 520251, FMI 31, ECU internal fault 0127
  • 4.2.243. SPN 520293, FMI 31, Field test software expired
  • 4.2.244. SPN 520294, FMI 0, Rail over pressure monitoring count exceeded
  • 4.2.245. SPN 520294, FMI 16, Rail over pressure monitoring time exceeded
  • 4.2.246. PN 520297, FMI 31, ECU internal fault 0132
  • 4.2.247. PN 520298, FMI 31, ECU internal fault 0133
  • 4.2.248. SPN 520395, FMI 31, ECU 1 CAN A Passive State
  • 4.2.249. SPN 520396, FMI 31, ECU 1M CAN Bus Passive State
  • 4.2.250. SPN 521000, FMI 2, DEF pump temperature signal duty cycle in invalid range
  • 4.2.251. SPN 521000, FMI 8, DEF pump temperature signal duty cycle in failure range
  • 4.2.252. SPN 521001, FMI 3, DEF heater main relay circuit short circuit to high SOURCE
  • 4.2.253. SPN 521001, FMI 31, DEF heater main relay ECU power stage over temperature
  • 4.2.254. SPN 521001, FMI 4, DEF heater main relay open circuit
  • 4.2.255. SPN 521002, FMI 3, DEF pump direction valve high side short circuit to high SOURCE
  • 4.2.256. SPN 521002, FMI 31, DEF pump direction valve high side control powerstage over temperature
  • 4.2.257. SPN 521002, FMI 4, DEF pump direction valve high side short circuit to GROUND
  • 4.2.258. SPN 521002, FMI 5, DEF pump direction valve high side current below normal or open circuit
  • 4.2.259. SPN 521003, FMI 3, DEF heater main relay control circuit short circuit to high SOURCE
  • 4.2.260. SPN 521003, FMI 4, DEF heater main relay control circuit short circuit to GROUND
  • 4.2.261. SPN 521004, FMI 11, Downstream NOx sensor missing
  • 4.2.262. SPN 521004, FMI 12, Downstream NOx sensor stability time exceeded
  • 4.2.263. SPN 521004, FMI 14, Downstream NOx sensor supply voltage out of range
  • 4.2.264. SPN 521004, FMI 2, Downstream NOx sensor value implausible
  • 4.2.265. SPN 521005, FMI 11, Upstream NOx sensor missing
  • 4.2.266. SPN 521005, FMI 12, Upstream NOx sensor stability time exceeded
  • 4.2.267. SPN 521005, FMI 14, Upstream NOx sensor supply voltage out of range
  • 4.2.268. SPN 521005, FMI 2, Upstream NOx sensor value implausible
  • 4.2.269. SPN 521006, FMI 12, Nox conversion implausible
  • 4.2.270. SPN 521007, FMI 10, SCR system ERROR: DEF backflow line blocked or implausible
  • 4.2.271. SPN 521007, FMI 14, SCR system ERROR: DEF pressure line or dosing valve blocked
  • 4.2.272. SPN 521007, FMI 31, SCR system ERROR: DEF pressure stabilisation failure
  • 4.2.273. SPN 521008, FMI 0, SCR system ERROR: DEF pressure reduction failure
  • 4.2.274. SPN 521008, FMI 1, SCR system ERROR: DEF pressure build up failure
  • 4.2.275. SPN 521010, FMI 14, DEF tank heater coolant valve solenoid high side short circuit to high SOURCE
  • 4.2.276. SPN 521010, FMI 3, DEF tank heater coolant valve solenoid low side short circuit to high SOURCE
  • 4.2.277. SPN 521010, FMI 31, DEF tank heater coolant valve low side power stage over temperature
  • 4.2.278. SPN 521010, FMI 4, DEF tank heater coolant valve solenoid high side short circuit to GROUND
  • 4.2.279. SPN 521010, FMI 5, DEF tank heater coolant valve solenoid low side open circuit
  • 4.2.280. SPN 521010, FMI 6, DEF tank heater coolant valve solenoid low side short circuit to GROUND
  • 4.2.281. SPN 522087, FMI 31, Rail PRV recognised as OPEN
  • 4.2.282. SPN 522088, FMI 31, Rail PRV is forced to open perform pressure increase
  • 4.2.283. SPN 522167, FMI 31, Rail PRV reached maxium allowed opening count
  • 4.2.284. SPN 522168, FMI 31, Rail PRV reached maximun allowed open time
  • 4.2.285. SPN 522375, FMI 31, Rail pressure above normal
  • 4.2.286. SPN 626, FMI 3, Grid heater relay voltage above normal or short to high SOURCE
  • 4.2.287. SPN 626, FMI 5, Grid heater relay current below normal or open circuit
  • 4.2.288. SPN 626, FMI 6, Grid heater relay current above normal or shorted to GROUND
  • 4.2.289. SPN 639, FMI 19, ECU 1 CAN A Bus Off
  • 4.2.290. SPN 651, FMI 13, Engine injector cylinder #1, Calibration value missing
  • 4.2.291. SPN 651, FMI 14, Engine injector cylinder #1, Short circuit
  • 4.2.292. SPN 651, FMI 5, Engine injector cylinder #1, Current below normal: Open circuit
  • 4.2.293. SPN 651, FMI 6, Solenoid valve 1, Current above normal: Short circuit between cables
  • 4.2.294. SPN 652, FMI 13, Engine injector cylinder #2, Calibration value missing
  • 4.2.295. SPN 652, FMI 14, Engine injector cylinder #2, Short circuit
  • 4.2.296. SPN 652, FMI 5, Engine injector cylinder #2, Current below normal: Open circuit
  • 4.2.297. SPN 652, FMI 6, Solenoid valve 2, Current above normal: Short circuit between cables
  • 4.2.298. SPN 653, FMI 13, Engine injector cylinder #3, Calibration value missing
  • 4.2.299. SPN 653, FMI 14, Engine injector cylinder #3, Short circuit
  • 4.2.300. SPN 653, FMI 5, Engine injector cylinder #3, Current below normal: Open circuit
  • 4.2.301. SPN 653, FMI 6, Solenoid valve 3, Current above normal: Short circuit between cables
  • 4.2.302. SPN 654, FMI 13, Engine injector cylinder #4, Calibration value missing
  • 4.2.303. SPN 654, FMI 14, Engine injector cylinder #4, Short circuit
  • 4.2.304. SPN 654, FMI 5, Engine injector cylinder #4, Current below normal: Open circuit
  • 4.2.305. SPN 654, FMI 6, Solenoid valve 4, Current above normal: Short circuit between cables
  • 4.2.306. SPN 655, FMI 13, Solenoid valve 5, Calibration value missing
  • 4.2.307. SPN 655, FMI 14, Solenoid valve 5, Short circuit
  • 4.2.308. SPN 655, FMI 5, Solenoid valve 5, Current below normal: Open circuit
  • 4.2.309. SPN 655, FMI 6, Solenoid valve 5, Current above normal: Short circuit between cables
  • 4.2.310. SPN 656, FMI 13, Solenoid valve 6, Calibration value missing
  • 4.2.311. SPN 656, FMI 14, Solenoid valve 6, Short circuit
  • 4.2.312. SPN 656, FMI 5, Solenoid valve 6, Current below normal: Open circuit
  • 4.2.313. SPN 656, FMI 6, Solenoid valve 6, Current above normal: Short circuit between cables
  • 4.2.314. SPN 657, FMI 14, Solenoid valve 7, Short circuit
  • 4.2.315. SPN 657, FMI 5, Solenoid valve 7, Current below normal: Open circuit
  • 4.2.316. SPN 657, FMI 6, Solenoid valve 7, Current above normal: Short circuit between cables
  • 4.2.317. SPN 677, FMI 3, Start relay low side voltage above normal or short to high SOURCE
  • 4.2.318. SPN 677, FMI 5, Start relay current below normal or open circuit
  • 4.2.319. SPN 677, FMI 6, Start relay low side current above normal
  • 4.2.320. SPN 723, FMI 2, Number and/or position of the camshaft pulses implausible - disturbed signal
  • 4.2.321. SPN 723, FMI 31, Cam speed sensor signal missing
  • 4.2.322. SPN 723, FMI 8, Signal deviation between crankshaft and camshaft too large
  • 4.2.323. SPN 729, FMI 3, Grid heater voltage above normal
  • 4.2.324. SPN 729, FMI 4, Grid heater voltage below normal
  • 4.2.325. SPN 84, FMI 3, Vechicle speed sensor short to high SOURCE
  • 4.2.326. SPN 84, FMI 4, Vechicle speed sensor short to GROUND
  • 4.2.327. SPN 91, FMI 3, Accelerator pedal 1 sensor above normal or open circuit (IDLE)
  • 4.2.328. SPN 91, FMI 4, Accelerator pedal 1 sensor below normal (IDLE)
  • 4.2.329. SPN 94, FMI 16, Fuel main filter inlet pressure ABOVE NORMAL
  • 4.2.330. SPN 94, FMI 18, Fuel main filter inlet pressure BELOW NORMAL
  • 4.2.331. SPN 94, FMI 3, Fuel main filter inlet pressure sensor voltage above normal or open circuit
  • 4.2.332. SPN 94, FMI 31, Fuel main filter inlet pressure ALARM, out of safe operating range
  • 4.2.333. SPN 94, FMI 4, Fuel main filter inlet pressure sensor voltage below normal
  • 4.2.334. SPN 974, FMI 3, Throttle 3 sensor above normal or open circuit (IDLE)
  • 4.2.335. SPN 974, FMI 4, Throttle 3 sensor below normal (IDLE)
  • 4.2.336. SPN 977, FMI 3, Fan control output short circuit to high SOURCE
  • 4.2.337. SPN 977, FMI 5, Fan control output open circuit
  • 4.2.338. SPN 977, FMI 6, Fan control output current above normal
  • 4.2.339. SPN 97, FMI 31, Water in fuel
• 4.3. Sensor details
  • 4.3.1. Engine sensors overview
  • 4.3.2. Oil pressure sensor
  • 4.3.3. Coolant temperature sensor
  • 4.3.4. Fuel pressure sensor
  • 4.3.5. Fuel temperature sensor
  • 4.3.6. Crankshaft speed sensor
  • 4.3.7. Camshaft inductive speed sensor
  • 4.3.8. Camshaft HALL speed sensor
  • 4.3.9. NOx sensor
  • 4.3.10. Exhaust gas temperature sensor
  • 4.3.11. Boost pressure and temperature sensor
  • 4.3.12. Rail pressure sensor
  • 4.3.13. Coolant pressure sensor
  • 4.3.14. Water in fuel sensor
  • 4.3.15. Fuel supply pump inlet pressure sensor
  • 4.3.16. Engine EGR mixer intake temperature sensor
• 4.4. Aftertreatment
  • 4.4.1. SCR system overview
  • 4.4.2. Supply module
  • 4.4.3. Dosing module
  • 4.4.4. EGR actuator ( Exhaust gas recirculation)
• 4.5. Engine electric system
  • 4.5.1. Grid heater solenoid
  • 4.5.2. Start Relay
  • 4.5.3. 4-cyl engine injector harness
  • 4.5.4. 6-cyl engine injector harness
  • 4.5.5. 7-cyl engine injector harness
  • 4.5.6. 3-cyl engine injector harness with C63 ECU
  • 4.5.7. 4-cyl engine injector harness with C63 ECU
  • 4.5.8. Engine ECU power supply
  • 4.5.9. Common Rail high Pressure Pump (MPROP)
• 4.6. ECU Replacement Procedure