2007 Wrangler JK Factory Service Manual Not in the contents tree

P0692-COOLING FAN 1 CONTROL CIRCUIT HIGH





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on. Battery voltage greater than 10 volts.

  • Set Condition:

    The PCM is requesting the TIPM to turn on the Cooling Fan On and it is not operating. The TIPM detects a shorted condition in the Relay Coil Control circuit. One Trip Fault. Three good trips to turn off the MIL.


Possible Causes
  
LOW SPEED COOLING FAN RELAY
  
TOTALLY INTEGRATED POWER MODULE
  

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING).



Diagnostic Test

1. COOLING FAN RELAY OPERATION

Ignition on, engine not running.
With a scan tool, actuate the Low Speed Cooling Fan Relay RAD FAN 1.

Is the Cooling Fan operating?

Yes
  • Refer to the INTERMITTENT CONDITION Diagnostic Procedure.


No

2. LOW SPEED COOLING FAN RELAY

Turn the ignition off.
Verify the Low Speed Cooling Fan Relay is installed properly and that the terminals are making a tight fit.
Remove the Low Speed Cooling Fan Relay and substitute it with a known good Relay.
Ignition on, engine not running.
With a scan tool, actuate the Low Speed Cooling Fan Relay.

Is the Cooling Fan operating?

Yes


No

3. TOTALLY INTEGRATED POWER MODULE

NOTE: Before continuing, check the TIPM harness connector terminals for corrosion, damage, or terminal push out. Repair as necessary.


Using the schematics as a guide, inspect the wire harness and connectors.
Pay particular attention to all Power and Ground circuits.

Were any problems found?

Yes


No