Input E.7.8 - Power Steering Pressure Switch

Diagnostic Chart.:

Wiring Diagram:

DISPLAY CONFIGURATION:

After .7.0 is displayed on the Fuel Data Center (FDC), the PCM/ECM switch test can be initiated by depressing the brake pedal when the brake pedal has been depressed the FDC will display E.7.0. AT this time the HI and LO buttons on the Electronic Climate Control (ECC) panel can be used to select the specific switch test. When a specific test has been selected and that switch activated, the display will alternately display the code for that test and E.0.0 to confirm the switch is working.

TEST DESCRIPTION:

This test detects the open and close of the power steering switch located on the steering gear at terminal C9 of the PCM/ECM.

NOTE: The engine must be running and the steering wheel turned to the full left to perform this test.