P1218 OBD Trouble Code

1 result found

P1218 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Injection Pump Calibration Circuit

Cause

Key on or engine running, then the PCM did not detect a correct current valid resistor value, or it determined that it was unable to read the current resistor value

Try also: https://www.obd-codes.com/p1218