Chrysler
Type:
    Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description:
    Fuel Injector 1, 2, 3 or 4 Control Conditions
Cause:
    Engine running, TP sensor 1.5v or less, Actuator Test not on, then test started and the PCM did not detect any coil surge voltage from injector 1, 2, 3 or 4 for four seconds.

Generic
Type:
    Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description:
    Injector Circuit/Open - Cylinder 1

GM
Type:
    Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description:
    Fuel Pump Control Circuit Conditions
Cause:
    Engine running, then the PCM detected an electrical fault in the Injector driver circuit for Cylinder 1, 2, 3, 4, 5 or 6 for 30 seconds