LEMON Manuals: Even more car manuals for everyone
Home >> Chrysler >> 2007 >> 300 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiper/Washer Systems >> Wiper System & Washer System - Electrical Diagnostics >> Wipers/Washers - Electrical Diagnostics >> DTC Troubleshooting >> B2340 - Front/Rear Washer Motor Control Circuit Open >> Diagnostic Test

Diagnostic Test

  1. 1) INTERMITTENT CONDITION 

    Turn the ignition on.

    With the Scan Tool, clear all FCM DTC's.

    Turn the Washers on.

    With the Scan Tool, read the FCM DTC's.

    Does the Scan Tool read: B2321-FRONT/REAR WASHER MOTOR CONTROL CIRCUIT OPEN? 

    Yes 

    1. Go To  2).

    No 

    1. The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
    2. Perform BODY VERIFICATION TEST - VER 1 .
  2. 2) (W10) WASHER PUMP MOTOR CONTROL CIRCUIT OPEN 
    Fig 1: Measuring Resistance Of Washer Pump Motor Control Circuit
    GC0040927Courtesy of CHRYSLER LLC

    Turn the ignition off.

    Disconnect the IPM C4 harness connector.

    Disconnect the Washer Pump Motor harness connector.

    Measure the resistance of the (W10) Washer Pump Motor Control circuit.

    Is the resistance above 5.0 ohms? 

    Yes 

    1. Repair the (W10) Washer Pump Motor Control circuit for an open.
    2. Perform BODY VERIFICATION TEST - VER 1 .

    No 

    1. Go To  3).
  3. 3) (W20) WASHER PUMP MOTOR CONTROL CIRCUIT OPEN 
    Fig 2: Measuring Resistance Of Washer Pump Motor Control Circuit
    GC0040928Courtesy of CHRYSLER LLC

    Disconnect the IPM C5 harness connector.

    Measure the resistance of the (W20) Washer Pump Motor Control circuit.

    Is the resistance above 5.0 ohms? 

    Yes 

    1. Repair the (W20) Washer Pump Motor Control circuit for an open.
    2. Perform BODY VERIFICATION TEST - VER 1 .

    No 

    1. Replace the Front Control Module in accordance with the service information.
    2. Perform BODY VERIFICATION TEST - VER 1 .