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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 69 (Body Control Module (BCM) - DTCS B1830-11 To U1433-24) >> Diagnosis And Testing >> B230C-13-Rear Wiper Park Switch Input - Circuit Open >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2014 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
  1. INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, clear all DTCs.
    3. Cycle the Rear Wiper Switch on and off three times.
    4. With the scan tool, read DTCs.

      Does the scan tool display this DTC as active?

      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 .
  2. ATTEMPT TO SET THE OPPOSITE DTC 
    Fig 1: Connecting Jumper Wire Between Rear Wiper Park Switch Sense Circuit & 12-Volts
    GC0150194Courtesy of CHRYSLER GROUP, LLC
    1. Turn the ignition off.
    2. Disconnect the Rear Wiper Motor harness connector.
    3. Connect a jumper wire between the (W17) Rear Wiper Park Switch Sense circuit and 12-volts.
    4. Turn the ignition on.
    5. With the scan tool, read the DTCs.

      Does the scan tool display DTC: B230C-12-REAR WIPER PARK SWITCH INPUT - CIRCUIT SHORT TO BATTERY?

      Yes 

      No 

      • Go To  3
  3. CHECK THE (W17) REAR WIPER PARK SWITCH SENSE CIRCUIT FOR AN OPEN 
    Fig 2: Checking Rear Wiper Park Switch Sense Circuit For An Open
    GC0150861Courtesy of CHRYSLER GROUP, LLC
    1. Turn the ignition off.
    2. Disconnect the BCM E harness connector.
    3. Measure the resistance of the (W17) Rear Wiper Park Switch Sense circuit between the Rear Wiper Motor harness connector and the BCM E harness connector.

      Is the resistance below 5.0 Ohms?

      Yes 

      No 

      • Repair the open in the (W17) Rear Wiper Park Switch Sense circuit.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .