Check the radiator and condenser and clear any foreign objects.
If either of the above parts are extremely dirty or you are not sure of their condition, have your vehicle checked by your Toyota dealer.
CAUTION
- When the engine is hot
Do not touch the radiator or condenser as they may be hot and cause serious injuries, such as burns.
Engine coolant
Brake fluidDefinition Of Terms
DEFINITION OF TERMS
Term
Definition
Monitor description
Description of what the TCM monitors and how it detects malfunctions
(monitoring purpose and its details).
Related DTCs
D ...
ECU Power Source Circuit
DESCRIPTION
This circuit provides power for main body ECU (driver side junction block assembly)
operation.
WIRING DIAGRAM
PROCEDURE
1.
CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY (MAIN BODY ECU (POWER SOURCE))
...
Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1) (P0031,P0032,P101D)
DESCRIPTION
Refer to DTC P2195 (See page ).
HINT:
When any of these DTCs is stored, the ECM enters fail-safe mode. The
ECM turns off the air fuel ratio sensor heater in fail-safe mode. Fail-safe
mode continues until the ignition switch is t ...