Power Steering Pump: Testing and Inspection

Fig.4 Data Link Connector:

The diagnostic testing procedure provided in this section applies only to speed proportional steering systems. Diagnostic Trouble Code (DTC) 35 applies only to the speed proportional steering test.A DRB or equivalent scan tool is necessary to access the speed proportional power steering diagnostic trouble codes. Connect DRB scan tool or equivalent to data link connector.

Fig.5 Speed Proportional Steering Test:

Fig.6 Test Verification Procedure:

The diagnostic cycle begins when the ignition is turned to the On position. The condition required to set Diagnostic Trouble Code 35 is driving the vehicle in OD and achieving 1st through 4th electronically modulated converter clutch (EMCC). After completing diagnostic tests perform verification procedures, when required.

Fig.7 Speed Proportional Power Steering Wiring Diagram:

Fig.8 Transmission Control Module Wiring Diagram: