2. Fused Ignition Switch Output Circuit Open

With the ignition on.

Measure the voltage of the Fused Ignition Switch Output circuit at the SLA harness connector.

Fig 1: Measuring Voltage Of Fused Ignition Switch Output Circuit At SLA Harness Connector

Courtesy of DAIMLERCHRYSLER CORP.

Is the voltage above 10 volts? 

1. Yes  >> Go to 3
2. No  >> Repair the Fused Ignition Switch Output circuit for an open.

   Perform TRANSMISSION VERIFICATION TEST. See ELECTRICAL DIAGNOSTICS - NAG1 article.