P0692 Fault Code

Fan 1 Control Circuit High

• What does that mean?
• Symptoms
• Causes
• Solutions

The P0692 fault code indicates an issue with the Fan 1 Control Circuit, specifically that the circuit signal is too high. This could mean that the engine control module (ECM) is receiving an input from the fan circuit that exceeds what is considered normal, leading to potential overheating or inadequate cooling of the engine.

What are the symptoms of the P0692 code?

Symptoms associated with the P0692 code may include:

• Overheating engine
• Inoperative radiator cooling fan
• Checks engine light illuminated
• Possible performance issues or reduced fuel efficiency.

What causes the P0692 code?

Common causes for this fault code may include:

• Faulty fan relay
• Short circuit in the fan control wiring
• Defective ECM
• Issues with the fan motor itself
• Corrosion or poor connections in the wiring harness.

How to fix P0692?

To resolve the P0692 fault code, consider the following steps:

• Inspect the fan control relay and replace if necessary.
• Check the wiring for damage or shorts, and repair or replace as needed.
• Test the fan motor for functionality, replacing it if it is faulty.
• Use an OBD-II scanner to clear the code after repairs and test drive the vehicle to ensure the issue is resolved.