LEMON Manuals: Even more car manuals for everyone
Home >> Cadillac >> 1983 >> Eldorado 4.1 8 >> Repair and Diagnosis >> Engine Performance >> System >> DFI Tests W/Codes >> Output Cycling Tests Procedure

Output Cycling Tests Procedure

  1. Enter diagnostics and with code ".7.0" displayed on ECC panel, depress "Instant/Average" button on Fuel Data panel. If code ".9.5" does not appear, refer to switch test code ".7.8". Depress "Instant/Average" button of Engine Data Display. Parameter ".1.3" should appear.
  2. The output cycling test turns ECM's outputs on and off. To enter actuator cycling tests, start engine. Turn engine off and within 2 seconds, turn ignition on. Enter diagnostics and display code ".9.5" on ECC panel. Depress accelerator pedal to wide open throttle position and release pedal. Code ".9.6" should appear. If ".9.6" does not appear, refer to switch test ".7.2".
  3. Turn cruise instrument panel switch on. Cruise control outputs will cycle. Output cycling tests will automatically end after 2 minutes. After cycling output is complete, display should switch from code ".9.6" back to code ".9.5". Additional output cycling may be obtained by pressing and releasing the throttle switch.
scientia non olet · About LEMON Manuals