Failing to investigate the cause of the following warnings may lead to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Toyota dealer immediately.


Stop the vehicle immediately.
Follow the correction procedures.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
...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repair" after replacing the engine assembly (See page
).
PROCEDURE
1. INSTALL IGNITION COIL ASSEMBLY
2. INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY
3. INSTALL ENGINE COOL ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Power Window Control System
DTC Code
Detection Item
Trouble Area
See page
B2311
Power Window Motor Malfunction
1. Battery disconnected when ignit ...