OBD fault code library

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Fault codes

P1620 SBDS Interactive Codes
Computer Output Circuit High severity
P1621 Control Module Long Term Memory Performance/ Immobilizer Code Words Do Not Match
Computer Output Circuit High severity
P1623 Immobilizer Code Word/ID Number Write Failure
Computer Output Circuit High severity
P1625 B Supply To VCRM Fan Circuit Malfunction
Computer Output Circuit High severity
P1627 Module Supply Voltage Out Of Range
Computer Output Circuit High severity
P1631 Theft Deterrent Start Enable Signal Not Correct/ Main Relay Malfunction (Power Hold)
Computer Output Circuit High severity
P1632 Smart Alternator Faults Sensor/Circuit Malfunction
Computer Output Circuit High severity
P1638 Can Link ECM/INSTM Circuit / Network Malfunction
Computer Output Circuit High severity
P1643 Fuel Pump Monitor Circuit Low Input
Fuel and Air Metering High severity
P1650 PSP Switch Out of Self Test Range
Vehicle Speed and Idle Control System Medium severity
P1653 Power Steering Output Circuit Malfunction
Vehicle Speed and Idle Control System Medium severity
P1660 Output Circuit Check Signal High
Computer Output Circuit High severity
P1668 PCM - IDM Communications Error
Injector Circuit High severity
P1683 Metering Oil Pump Temperature Sensor Circuit Malfunction
Fuel and Air Metering High severity
P1684 Metering Oil Pump Position Sensor Circuit Malfunction
Fuel and Air Metering High severity

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