Diagnostic Test

1) MEASURE THE VOLTAGE OF THE CLP/SSM B(+) CIRCUIT

Fig 1: Measuring Voltage Of CLP/SSM B(+) Circuit
Courtesy of DAIMLERCHRYSLER CORP.

Turn the ignition off.

Disconnect the CLP/SSM C2 harness connector.

Measure the voltage of the Fused B(+) circuit (cavity 2) at the CLP/SSM C2 harness connector.

Is the voltage above 10 volts?

Yes
1. Go to step 2).
No
1. Repair the Fused B(+) circuit for an open.
2. Perform BODY VERIFICATION TEST .
2) MEASURE THE VOLTAGE OF THE CLP/SSM B(+) CIRCUIT

Fig 2: Measuring Voltage Of CLP/SSM B(+) Circuit
Courtesy of DAIMLERCHRYSLER CORP.

Measure the voltage of the Fused B(+) circuit (cavity 4) at the CLP/SSM C2 harness connector.

Is the voltage above 10 volts?

Yes
1. Replace the Central Locking Pump/Security System Module. (Refer to ELECTRICAL/VEHICLE THEFT SECURITY/SENTRY KEY REMOTE ENTRY MODULE - REMOVAL) .
2. Perform BODY VERIFICATION TEST .
No
1. Repair the Fused B(+) circuit for an open.
2. Perform BODY VERIFICATION TEST .