SPN 110/FMI 3 This code indicates the engine coolant outlet temperature circuit has failed high. Check as follows: Check for multiple codes. If 110/3, 174/3,…
Category: DD15
SPN 110/FMI 4 The code is typically the engine coolant outlet temperature circuit failed low. Repair the short to ground between pin 2 of the…
SPN 111/FMI 1 This diagnosis typically coolant level low. Check as follows: Turn the vehicle ignition switch ON (key On, engine OFF). Check for multiple…
SPN 111/FMI 4 This fault is typically a circuit failed low. Check as follows: Turn the ignition ON (key On, engine OFF). Read the…
SPN 111/FMI 3 This condition is typically a circuit failed high. Check as follows: Check for multiple codes. If other faults are active in addition…
SPN 132/FMI 1 This code typically means the air mass flow is too low. Check as follows: Check for multiple codes. If any other fault…
SPN 157/FMI 2 This diagnostic condition is typically an erratic Fuel Rail Pressure Sensor signal. Check as follows: Note: Step 7 of this procedure (PLV counter) must be verified.…
SPN 164/FMI 1 SPN 164/FMI 1 indicates a Quantity Control Valve Low Side driver error. This condition can occur when: MCM pin 2 circuit is…
SPN 164/FMI 0 This fault condition indicates a Quantity Control Valve High Side driver error. This condition can occur when: MCM pin 1 circuit is…
SPN 164/FMI 2 The fault condition is typically related to a signal drift condition with the Rail Pressure Sensor. Check as follows Check for multiple…