Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information REM-1A03

Condition
The rear electronic module (REM) checks the output signal to the relay coil for relay, extended power supply.
Diagnostic trouble code (DTC) REM-1A03 is stored if the rear electronic module (REM) registers that the output signal to the relay coil is too low or missing.
Diagnostic trouble code (DTC) REM-1A03 can be detected when the relay driver is not activated.

Substitute value
None

Possible source
- Relay missing
- Defective relay
- Contact resistance in the relay base.

Fault symptom[s]
- The tailgate wiper does not return to the start position.