Fault Code 4

Fault Code 4

Solenoid 1 and 2

Diagnostic conditions
- Ignition on

Possible cause of fault
- Short circuit in wires between solenoid 1 and solenoid 2
- Roll-over protection control module faulty

Affected pins
Pin 4, pin 5, pin 17 and pin 21

Diagnosis/troubleshooting

DANGER:
- Danger of personal injury by remaining within the functioning range of the roll-over bars.
- Danger of personal injury by placing objects within the functioning range of the roll-over bars.

The roll-over bars may be triggered accidentally or intentionally during the diagnosis/troubleshooting even if the battery was clamped beforehand.
- Before starting the diagnosis/troubleshooting, open the convertible top completely, remove the cover caps and, if necessary, the hardtop from the vehicle.
- Ensure that body parts are kept away from the functioning range of the roll-over bars.
- Ensure that objects are kept away from the functioning range of the roll-over bars.
- During all work and analysis/troubleshooting on the roll-over protection system, roll-over protection must be actuated beforehand and only retracted again when all work is complete.