Troubleshooting

DTC Detection Condition:

CIRCUIT DESCRIPTION
If the water temperature doesn't get to 75 °C (167 ^01|F) even after warming up, it is abnormal.

Steps 1 - 2:

INSPECTION PROCEDURE

HINT: Read freeze frame data using TOYOTA hand-held tester or OBD II scan tool. Because freeze frame records the engine conditions when the malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the air-fuel ratio was lean or rich, etc. at the time of the malfunction.