Diagnostic Procedure
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
STARTS IN ALL GEARS WITH CLUTCH PEDAL RELEASED DIAGNOSTIC TEST REFERENCE
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 |
NOTE:
Jeep uses a clutch override system that allows the engine to crank in any gear when the transfer case is in the 4wd low position. Is the transfer case in the 4wd low position?Yes --> Test Complete.No --> Go To 2 |
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| 2 | Raise the vehicle so that the drive wheels are off the ground. Install a substitute relay in place of the Clutch Switch Override Relay. Turn the ignition on. With the vehicle in a gear other than first, the Transfer Case in 2WD and the Clutch Pedal released, Crank the Engine. Does the engine crank? Yes --> Go To 3 No --> Replace the Clutch Switch Override Relay per Service Information. Perform POWERTRAIN VERIFICATION TEST VER - 2 . |
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| 3 | Turn the ignition off to the lock position. Disconnect the PCM harness connectors. Measure the resistance of the (K90) Relay Control circuit from the Relay connection and the PCM. Is the resistance above 5.0 ohms? Yes --> Repair the short to ground in the (K90) Clutch Override Relay Control. Perform POWERTRAIN VERIFICATION TEST VER - 2 . No --> Go To 4 |
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| 4 |
NOTE:
Before continuing, check the PCM harness connector terminals for corrosion, damage, or terminal push out. Repair as necessary. Using the schematics as a guide, inspect the wire harness and connectors. Pay particular attention to all Power and Ground circuits.If there are no possible causes remaining, view repair.RepairReplace and program the Powertrain Control Module per Service Information.Perform POWERTRAIN VERIFICATION TEST VER - 2 . |
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