TEST ACTION APPLICABILITY
2 With the DRBIIIt, check for other Transmission DTC’s
Is the DTC P0841 present also?
All
Yes → Refer to the Transmission category and perform the appropriate
symptom.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
No → Go To 3
3 With the DRBIIIt, Check the STARTS SINCE SET counter for P1775.
NOTE: This counter only applies to the last DTC set.
Is the STARTS SINCE SET counter 2 or less?
All
Yes → Go To 4
No → Go To 11
4 Turn the ignition off to the lock position.
Remove the Starter Relay.
CAUTION: Removal of the Starter Relay is to prevent a Transmission, NO
RESPONSE, condition and disable the starter.
Install the Transmission Simulator, Miller tool #8333 and the Electronic Transmis-
sion Adapter kit 8333-1A.
Ignition on, engine not running.
With the Transmission Simulator, turn the Pressure Switch selector switch to L/R.
With the DRBIIIt, monitor the L/R Pressure Switch State while pressing the
Pressure Switch Test button.
Did the Pressure Switch state change from open to closed when the test button was
pressed?
All
Yes → Go To 5
No → Go To 6
5 If there are no possible causes remaining, view repair. All
Repair
Repair internal transmission as necessary per the Service Infor-
mation. Inspect the Solenoid Switch Valve per the Service Infor-
mation and repair or replace as necessary. If no problems are
found, replace the Transmission Solenoid/Pressure SwitchAssem-
bly.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
155
TRANSMISSION - NGC
P1775-SOLENOID SWITCH VALVE LATCHED IN TCC POSITION —
Continued
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