C1755
Rear Gate Solenoid Valve Malfunction
C1755 is an OBD-II diagnostic trouble code meaning: Rear Gate Solenoid Valve Malfunction. Common causes: oxidation of solenoid contacts, broken wires in the door harness. Estimated repair cost: $22–89.
Symptoms
- Rear door lock not working
- Door lock is delayed
- Clicking or complete absence of sound from the solenoid
Causes
- Oxidation of solenoid contacts
- Broken wires in the door harness
- Short circuit in the circuit
- Mechanical jamming of the solenoid
- BCM problems (rare)
How to Fix
- Check the lock circuit fuse
- Inspect the wiring harness in the door hinge area
- Test solenoid resistance (usually 10-50 ohms)
- Check power and ground at solenoid connector
- Replace faulty solenoid or repair circuit
Related codes
FAQ
What does the C1755 code mean?
C1755 is an OBD-II diagnostic trouble code that indicates: Rear Gate Solenoid Valve Malfunction
What causes a C1755 error code?
The most common causes of C1755 include: Oxidation of solenoid contacts; Broken wires in the door harness; Short circuit in the circuit; Mechanical jamming of the solenoid.
How do I fix a C1755 diagnostic trouble code?
To fix C1755: Check the lock circuit fuse. Inspect the wiring harness in the door hinge area. Test solenoid resistance (usually 10-50 ohms). For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C1755?
Limited driving only, diagnose soon
How much does it cost to fix C1755?
The estimated repair cost for C1755 is $22–89. Actual cost depends on your vehicle, location, and labor rates.
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