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 fluidSystem Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU (Transmitter)
Receiving ECU (Receiver)
Signal
Communication Method
Certification ECU (smart key ECU assembly)
Power management contro ...
Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1) (P2237-P2239,P2252,P2253)
DESCRIPTION
Refer to DTC P2195 (See page ).
HINT:
Although the DTC titles say oxygen sensor, these DTCs relate to the air fuel
ratio sensor.
DTC No.
DTC Detection Condition
Trouble Area
P2237
...
Removal
REMOVAL
PROCEDURE
1. REMOVE COOL AIR INTAKE DUCT SEAL
(a) Using a clip remover, remove the 12 clips and cool air intake duct
seal.
2. REMOVE RADIATOR GRILLE
3. REMOVE FRONT BUMPER ASSEMBLY
...