SRM-0021

Condition

If the control unit detects that SRM-0021 is given when contact is made with the sunroof module (SRM), the diagnostic trouble code is displayed.

Substitute value

- Nothing.

Possible source

- Fault with voltage drop in sunroof module (SRM).
- Internal fault in sunroof module.

Fault symptom[s]

- Electric sunroof does not work.
- Automatic sunroof closing does not work.