Chrysler PT Cruiser 2001 Service Manual Supplement page 2887

P1796-AUTOSTICK SENSOR CIRCUIT —
TEST
7 Turn ignition off to the lock position.
Disconnect the TCM harness connector.
Disconnect the AutoStick harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the Upshift Sense circuit between the TCM connector and
the Autostick connector.
Is the resistance above 5.0 ohms?
Yes → Repair the open Upshift Sense circuit.
→ Go To 8
No
8 Turn ignition off to the lock position.
Disconnect the TCM harness connector.
Disconnect the AutoStick harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the Upshift Sense circuit in the TCM connector to ground.
Is the resistance below 5.0 ohms?
Yes → Repair the Upshift Sense circuit for a short to ground.
→ Go To 9
No
9 Ignition on, engine not running.
With the DRBIII display the AutoStick switch status?
Shift into AutoStick
Push the shift lever to the right several times to actuate the Upshift switch and then
to the left several times to actuate the Downshift switch.
Do both Upshift and Downshift switch states toggle?
Yes → Test Complete.
→ Replace the TCM.
No
10 Check for low battery voltage or charging system problems.
Check TCM power and ground circuits for intermittent shorts or high resistance.
Perform the 42LE Transmission Verification Test - Ver 1.
The conditions necessary to set this DTC are not present at this time.Using the
schematics as a guide, inspect the wiring and connectors specific to this circuit.
Wiggle the wires while checking for shorts and open circuits.
Were any problems found?
Yes → Repair defective wiring and/or connector as necessary.
→ Test Complete.
No
ACTION
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
Continued
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TRANSMISSION
APPLICABILITY
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