DTC P0602 (Flash Code 154) Control Module Programming Error (RZ4E-TC)

1. DTC P0602 description

The injector ID Code information is stored in the EEPROM within the ECM. If no Injector ID Code is programmed in the ECM or the ECM detects an error in the programmed Injector ID Code, the DTC is set.

2. Condition for setting DTC P0602

Condition for running the DTC

  • The ignition switch is ON.

Condition for setting the DTC

Any of the following are met:

  • The ECM detects that the Injector ID Code is not programmed.
  • The ECM detects an error in the programmed injector ID Code.

3. Action taken when DTC P0602 sets

  • Euro4: The ECM illuminates the SVS indicator light. Refer to Action taken when DTC sets - Type C (Euro4).
  • Except Euro4: The ECM illuminates the check engine warning light. Refer to Action taken when DTC sets - Type A (Except Euro4).

Refer to "51.Engine Control 1A.Troubleshooting(RZ4E-TC) DTC type definitions".

4. Condition for clearing DTC P0602

  • Euro4: Refer to Condition for clearing the SVS indicator light/DTC - Type C (Euro4).
  • Except Euro4: Refer to Condition for clearing the check engine warning light/DTC - Type A or Type B (Except Euro4).

Refer to "51.Engine Control 1A.Troubleshooting(RZ4E-TC) DTC type definitions".