P1222 OBD Trouble Code

1 result found

P1222 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Injector Control Circuit Intermittent Conditions
Cause

Engine running, then the PCM detected the wrong voltage potential on one of the injector drive circuits for under 500 ms • P0200 will set if a fault in a component or circuit is detected

Try also: https://www.obd-codes.com/p1222