Diagnostic Test

CHECK FOR AN INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, clear all DTCs.
3. With the scan tool, actuate Radiator Fan 2.
4. With the scan tool, read DTCs.
  Does the scan tool display DTC: P0694-COOLING FAN 2 CONTROL CIRCUIT HIGH?
  
  Yes
  - Go To 2
  No
  - Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE (K175) RAD FAN HIGH SPEED CONTROL CIRCUIT FOR A SHORT TO VOLTAGE IN THE HARNESS

Fig 1: Checking Rad Fan High Speed Control Circuit For A Short To Voltage
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Disconnect the TIPM C3 harness connector.
3. Disconnect the Radiator Cooling Fan Module harness connector.
4. Turn the ignition on.
5. Measure the voltage between ground and the (K175) Rad Fan High Speed Control circuit.
  Is there any voltage present?
  
  Yes
  - Repair the short to voltage in the (K175) Rad Fan High Speed Control circuit.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 3
ATTEMPT TO SET THE OPPOSITE DTC
NOTE:
Before continuing, check the TIPM harness connector terminals for corrosion, damage, or terminal push out. Repair as necessary.
1. Turn the ignition off.
2. Reconnect the TIPM C3 harness connector.
3. Turn the ignition on.
4. With the scan tool, clear the DTCs.
5. Cycle the ignition switch from off to on.
6. With the scan tool, read DTCs.
  Does the scan tool display DTC: P0693-COOLING FAN 2 CONTROL CIRCUIT LOW?
  
  Yes
  - Replace the Cooling Fan Module in accordance with the Service Information. Refer to FAN, COOLING, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Replace the Totally Integrated Power Module in accordance with the Service Information. Refer to MODULE, TOTALLY INTEGRATED POWER (TIPM), REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .