Symptom:
P0952-AUTOSTICK INPUT CIRCUIT LOW
When Monitored and Set Condition:
P0952-AUTOSTICK INPUT CIRCUIT LOW
When Monitored: Whenever the engine is running.
Set Condition: The transmission is not in the Autostick position and the upshift or
downshift is reporting closed - below 0.3 volts or if both switches are reported closed at the
same time.
POSSIBLE CAUSES
AUTOSTICKt SWITCH
AUTOSTICKt DOWNSHIFT SENSE CIRCUIT SHORT TO GROUND
AUTOSTICKt UPSHIFT SENSE CIRCUIT SHORT TO GROUND
POWERTRAIN CONTROL MODULE
INTERMITTENT WIRING AND CONNECTORS
TEST ACTION APPLICABILITY
1 With the DRBIIIt, Check the STARTS SINCE SET counter for P0951.
Note: This counter only applies to the last DTC set.
Is the Starts Since Set counter set at 0?
All
Yes → Go To 2
No → Go To 6
2 Turn the ignition off to the lock position.
Disconnect the AutoStickt Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Ignition on, engine not running.
Measure the voltage of both the AutoStickt Upshift and Downshift sense circuits.
Is the voltage above 5.0 volts on both circuits?
All
Yes → Replace the AutoStickt Switch per the Service Information.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
No → Go To 3
141
TRANSMISSION - NGC
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