OBD Switch Test Series

1. With Ignition Switch at RUN, enter diagnostics.
^ If no codes are displayed, go to step 2.
^ If nay codes are displayed or diagnostics cannot be entered, refer to Self-Diagnostic-System Check in CRUISE CONTROL section.
2. Do the actions shown in the Switch Tests table for each diagnostic display listed. The Climate Control Panel (CCP) HI and LO buttons are used to increment or decrement through selection list. If action is passed (component OK) display alternately reads E.O.O. and input test number. The Cruise ON/OFF Switch must be on prior to entering input tests.

NOTE: If Cruise ON/OFF Switch or Cruise/Shift Interlock/Brake Switch has failed, Switch Tests cannot be entered.

Switch Tests:

^ If all switch tests pass, proceed to CRUISE SERVO test. If any switch test fails, refer to CRUISE CONTROL section.

NOTE: Either VCC/Antilock Brake Switch or Cruise/Shift Interlock/Brake Switch disengages Cruise Control.