U1162
Lost Communications With Liftgate/Endgate Control Module
U1162 is an OBD-II diagnostic trouble code meaning: Lost Communications With Liftgate/Endgate Control Module. Common causes: broken or damaged wires in the harness, rear door control module malfunction. Estimated repair cost: $33–167.
Symptoms
- Electronic rear door release does not work
- Rear door power windows don't work
- Check engine light is on
- The back door does not respond to commands from the key fob
- Diagnostic system memory error
Causes
- Broken or damaged wires in the harness
- Rear door control module malfunction
- Problems with module power supply (blown fuse)
- Short circuit in the circuit
- Problems with the CAN bus
How to Fix
- Check fuses associated with the rear door module
- Inspect the wiring harness for damage
- Check the power supply and ground of the module
- Scan the module for additional errors
- If necessary, replace the rear door control module
Related codes
FAQ
What does the U1162 code mean?
U1162 is an OBD-II diagnostic trouble code that indicates: Lost Communications With Liftgate/Endgate Control Module
What causes a U1162 error code?
The most common causes of U1162 include: Broken or damaged wires in the harness; Rear door control module malfunction; Problems with module power supply (blown fuse); Short circuit in the circuit.
How do I fix a U1162 diagnostic trouble code?
To fix U1162: Check fuses associated with the rear door module. Inspect the wiring harness for damage. Check the power supply and ground of the module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U1162?
Yes, but get it checked soon
How much does it cost to fix U1162?
The estimated repair cost for U1162 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat