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Home >> Dodge and Ram >> 2011 >> Durango R/T, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 ((Front Control Module (FCM) - Electrical Diagnostics)) >> Diagnosis and Testing >> B160E-Turn/Hazard Switch Input Circuit High >> Diagnostic Test
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Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Dakota. 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 CCN DTCs.
    3. Actuate the Hazard Lamps.
    4. With the scan tool, read the DTC information.

      Does the scan tool read: B160E-TURN/HAZARD SWITCH INPUT CIRCUIT HIGH?

      Yes 

      • Go To  2.

      No 

      • 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.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  2. MULTIFUNCTION SWITCH 
    1. Disconnect the Multifunction Switch connector.
    2. Turn the ignition on.
    3. Measure the voltage between the (G902) MUX Return circuit and (L12) Turn Signal Input MUX circuit.

      Does the voltage read 0.0 volts?

      Yes 

      • Replace the Multifunction Switch in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No 

      • Go To  3.
  3. (G902) MUX RETURN CIRCUIT 
    Fig 1: Checking MUX Return Circuit
    GC0113513Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Multifunction Switch connector.
    3. Disconnect the Instrument Cluster C2 connector.
    4. Measure the resistance of the (G902) MUX Return circuit.

      Is the resistance below 5.0 Ohms?

      Yes 

      • Go To  4.

      No 

      • Repair the (G902) MUX Return circuit.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  4. INSTRUMENT CLUSTER 
    Fig 2: Measuring Resistance Of Turn Signal Input MUX Circuit
    GC0113514Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Multifunction Switch connector.
    3. Disconnect the Instrument Cluster C2 connector.
    4. Measure the resistance of the (L12) Turn Signal Input MUX circuit.

      Is the resistance below 5.0 Ohms?

      Yes 

      • Replace the instrument Cluster in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No 

      • Repair the (L12) Turn Signal Input MUX circuit.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
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