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DRIVEABILITY - DIESEL
*CHECKING THE PARK NEUTRAL SWITCH SIGNAL —
TEST
4
Turn the ignition off.
Disconnect the TCM harness connector.
Disconnect the ECM harness connectors.
Measure the resistance of the P/N Switch Sense circuit.
Is the resistance below 10.0 ohms?
Yes → Go To 5
→ Repair the Park/Neutral Position Sense circuit for an open.
No
5
Turn the ignition off.
Disconnect the TCM harness connector.
Disconnect the ECM harness connectors.
Measure the resistance between ground and the P/N Switch Sense circuit.
Is the resistance above 1000.0 ohms?
Yes → Replace and program the Engine Control Module in accordance
→ Repair the P/N Switch Sense circuit for a short to ground.
No
ACTION
Perform ROAD TEST VERIFICATION - VER-2.
with the Service Information.
Perform ROAD TEST VERIFICATION - VER-2.
Perform ROAD TEST VERIFICATION - VER-2.
226
Continued
APPLICABILITY
All
All
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