Level Control

Fault Code 1773

Accumulator valve

Diagnostic conditions

- Ignition on
- Internal level control module function test

Possible cause of fault

- Short circuit to B+ in the wiring of pin 34 of the level control module (cannot control level using the accumulator)
- Short circuit to ground in the wiring of pin 34 of the level control module
- Open circuit in the wiring of pin 34 of the level control module
- Level control module faulty

NOTE: If multiple valve faults (fault code 0805, 0806, 0807, 0808) or another relay fault (fault code 1399) are recorded, check the system's plug connections for correct contacts.

Affected pins

Level control module, plug A:
- Pin 34

Solenoid block, plug A:
- Pin 8

Diagnosis/troubleshooting