GM
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Ignition Coil 4 Primary Feedback Circuit Conditions
Cause:
    Engine cranking or running, then the PCM did not detect any Ignition Coil 4 Failsafe signals for two consecutive ignition cycles Refer to the correct code repair chart in other manuals

Jaguar
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Persistent misfire
Cause:
    Other trouble code(s) stored (P0301-P0306)

Lexus
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Ignition control - cylinder No. 4 - circuit malfunction
Cause:
    Wiring, ignition coil/module, ECM

Toyota
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Ignition control - cylinder No. 4 - circuit malfunction
Cause:
    Wiring, ignition coil/module, ECM