Diagnostic Test

WARNING: This page is about a different car, the 2013 Dodge Avenger and 2013 Chrysler 200. However, it is still accessible from the selected car via links, so may be relevant.

RADIATOR COOLING FAN MODULE OPERATION
1. Ignition on, engine not running.
2. With a scan tool, select Radiator Cooling Fan Relay #1 Control State to actuate the Cooling Fan (Low/High).
  Is the one Cooling Fan operating?
  
  Yes
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to STANDARD PROCEDURE .
  No
  - Go To 2
(A16) FUSED B+ CIRCUIT

Fig 1: Using 12-Volt Test Light Connected To Ground To Probe Fused B+ Circuit In Low/High Rad Relay Harness Connector
Courtesy of CHRYSLER GROUP, LLC
1. Ignition on.
2. Disconnect the Low/High Rad Relay harness connector.
3. Using a 12-volt test light connected to ground, probe the (A16) Fused B+ circuit in the Low/High Rad Relay harness connector.
  Does the test light illuminate brightly?
  
  Yes
  - Go To 3
  No
  - Repair the (A16) Fused B+ circuit. Inspect the related fuse and repair as necessary.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
(N201) LOW/HIGH RAD FAN CONTROL CIRCUIT

Fig 2: Using 12-Volt Test Light Connected To Battery Voltage To Probe Low/High Rad Fan Control Circuit In Low/High Rad Relay Harness Connector
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition on, engine not running.
2. With a scan tool, select Radiator Cooling Fan Relay 1 Control State, Toggle, to actuate the Cooling Fan (Low/High).
3. Using a 12-volt test light connected to battery voltage, probe the (N201) Low/High Rad Fan Control circuit in the Low/High Rad Relay harness connector.
  Does the test light illuminate brightly and flash on and off?
  
  Yes
  - Replace the Low/High Rad Fan Relay.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 4
(N201) LOW/HIGH RAD FAN CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE

Fig 3: Measuring Voltage Of Low/High Rad Fan Control Circuit In Low/High Rad Relay Harness Connector
Courtesy of CHRYSLER GROUP, LLC
1. Disconnect the TIPM C11 harness connector.
2. Using a voltmeter, measure the voltage of the (N201) Low/High Rad Fan Control circuit in the Low/High Rad Relay harness connector.
  Is there voltage present?
  
  Yes
  - Repair the short to voltage in the (N201) Low/High Rad Fan Control circuit
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 5
(N201) LOW/HIGH RAD FAN CONTROL CIRCUIT OPEN

Fig 4: Measuring Resistance Of Low/High Rad Fan Control Circuit From Low/High Rad Relay Harness Connector To TIPM C11 Harness Connector
Courtesy of CHRYSLER GROUP, LLC
1. Measure the resistance of the (N201) Low/High Rad Fan Control circuit from the Low/High Rad Relay harness connector to the TIPM C11 harness connector.
  Is the resistance below 5.0 Ohms?
  
  Yes
  - Go To 6
  No
  - Repair the open in the (N201) Low/High Rad Fan Control circuit.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
(N201) LOW/HIGH RAD FAN CONTROL CIRCUIT SHORTED TO GROUND

Fig 5: Measuring Resistance Between Ground & Low/High Rad Fan Control Circuit In TIPM C11 Harness Connector
Courtesy of CHRYSLER GROUP, LLC
1. Measure the resistance between ground and the (N201) Low/High Rad Fan Control circuit in the TIPM C11 harness connector.
  Is the resistance below 100 Ohms?
  
  Yes
  - Repair the short to ground in the (N201) Low/High Rad Fan Control circuit.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Replace the Totally Integrated Power Module in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .