Diagnostic Test

1) MEASURE THE VOLTAGE OF THE SKREEM POWER CIRCUIT

Fig 1: Measuring Voltage Of SKREEM Power Circuit
Courtesy of DAIMLERCHRYSLER CORP.

Turn the ignition off.

Disconnect the SKREEM harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Measure the voltage of the Fused B(+) circuit (cavity 18) at the SKREEM C1 harness connector.

Is the voltage between 12 and 16 volts?

Yes
1. Replace the Sentry Key Remote Entry Module.
2. Perform SENTRY KEY VERIFICATION TEST .
No
1. System voltage must be between 12 and 16 volts. Repair the voltage concern as necessary.
2. Perform SENTRY KEY VERIFICATION TEST .