DTC B1656: EEPROM Write Error: Testing
- If diagnostic system check was performed, go to next step. If diagnostic system check was not performed, go to appropriate DIAGNOSTIC SYSTEM CHECK under SYSTEM TESTS .
- Replace affected module. Recheck system operation. Go to next step.
- Turn ignition switch to OFF position. Reinstall all components. Clear DTCs. Go to appropriate DIAGNOSTIC SYSTEM CHECK under SYSTEM TESTS .