P0992-2-4/OD HYDRAULIC PRESSURE TEST FAILURE —
TEST
2
NOTE: The vehicle must be driven to set this DTC. The transmission must be
warm or hot with the Engine RPM above 1000 RPM.
This DTC is an indication of both the 2/4 and the O/D Hydraulic Pressure Switch
DTCs present.
Perform diagnostics for both P0870 and P0845 to determine which switch is failing.
With the DRBIII , check the EATX EVENT DATA to help identify the conditions in
which the DTC was set.
If there are no possible causes remaining, view repair.
Repair
ACTION
Refer to the Transmission category and perform the symptoms for
P0845 and P0870.
Perform 42LE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
TRANSMISSION - NGC
145
Continued
APPLICABILITY
All