Transmission:Subject:

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Technical Bulleti n # 133645RFE/545RFE/68RFEElectrical Diagnosti c TestsAll Dodge and Chrysler VehiclesAugust 2010

45RFE/545RFE/68RFEElectrical Diagnosti c TestsDiagnosti c procedure:1. Unplug the TCM or Single New Generati on Computer (NGC) with the igniti on key off .2. Jump voltage (always through a fusible link) across the connector pins found in the wire schemati c for the vehicle being worked on. 3. Check the return voltage (source voltage) at the pins shown in each diagram.

Note: If necessary the positi ve meter lead can be moved to the amps jack then with the meter switched to DC amps the same circuits can be checked for load.

The following diagrams are derived from informati on that has been carefully compiled from industry sources known for their reliability and should be accurate. Always verify the circuits be tested with factory manuals whenever possible. Wire colors vary from module to module as well as year to year. Always identi fi ed the circuits that are being tested by their connector pin identi fi cati on.

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Technical Bulleti n #1336

Figure 1: Diagram for 45/545RFE transmission found in Ram 3500 and Durango vehicles with a separate TCM.

Copyright © 2010 ATRA. All Rights Reserved.

Technical Bulleti n #1336

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Figure 2: Diagram for 45/545RFE transmission found in 2003 and up models with aNew Generati on Computer (NGC). Single controller with green face connector.

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Technical Bulleti n #1336

Figure 3: Diagram for 68RFE transmission found in 2007 and up models with aNew Generati on Computer (NGC). Single controller with green face connector.