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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 35 ((Driver Door Module (DDM) (DMFL) - Electrical Diagnostics)) >> Diagnosis and Testing >> B18B8-00-Master Switch - Rear Right Window Switch >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. TEST FOR INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, record and erase the DTCs.
    3. Operate the Front Left Window up and down several times.
    4. Wait 30 seconds.
    5. With the scan tool, read the active DTCs.

      Does the scan tool display B18B8-00-MASTER SWITCH - REAR RIGHT WINDOW SWITCH as active?

      Yes 

      • Go To  2.

      No 

      • The conditions that caused this code to set are not present at this time. Operate the switch several more times. If the switch ever sticks, replace it.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST for 1500, 2500 & 3500, or BODY VERIFICATION TEST for 3500 CAB & CHASSIS, 4500 & 5500 .
  2. MASTER POWER WINDOW/DOOR LOCK SWITCH 
    NOTE:

    Anytime this code is active, the switch must be replaced.

    Repair 

    • Replace the Driver Window/Door Lock Switch in accordance with the Service Information.
    • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST for 1500, 2500 & 3500, or BODY VERIFICATION TEST for 3500 CAB & CHASSIS, 4500 & 5500 .
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