COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
Transmission Fluid Pressure Sensor / Switch "E" Circuit Low (P0989,P0990)
DESCRIPTION
ATF pressure switch No. 3 is installed in the lock-up solenoid ATF output passage
and is used to detect a malfunction in the lock-up solenoid.
DTC No.
DTC Detection Condition
Trouble Area
P0989
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" ...
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the ECM using check mode. Intermittent problems are easier to detect
with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1
trip detection logic, which is more sensitive to malfuncti ...