u1160 u1160 module communication failure
OBD2 Code: U1160
Description: Module Communication Failure
Definition: This code indicates a loss of communication between the vehicle’s control modules, which can be caused by issues such as faulty wiring, a malfunctioning module, or network problems within the vehicle’s onboard diagnostic system.
Common Causes
Common causes:
– Faulty module communication circuit
– Poor electrical connection
– Defective module or control unit
Common Misdiagnosis
Description: Module Communication Failure
Common Misdiagnosis: Faulty wiring or connectors are often misdiagnosed as a module failure.
Common Diagnostic Steps
OBD2 Code: U1160
Description: Module Communication Failure
- Check the vehicle’s battery voltage and ensure it is within the specified range.
- Inspect all related fuses and relays for any signs of damage or failure.
- Examine the wiring harnesses and connectors associated with the communication network for any loose connections, corrosion, or damage.
- Use a scan tool to check for additional trouble codes that may indicate a specific module failure or network issue.
- Perform a continuity test on the communication lines to identify any open circuits or short circuits.
- If applicable, update the software of the affected module(s) using manufacturer-approved tools and procedures.
- If no faults are found in wiring or connections, consider replacing the faulty module after verifying its malfunction through diagnostic tests.