Toyota Camry (XV70): On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT COOLING FAN SYSTEM
CAUTION:
To prevent injury due to contact with an operating cooling fan, keep your hands and clothing away from the cooling fan when inspecting the cooling fan system.
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(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Active Test / Control the Engine Cooling Fan Duty Ratio.
Powertrain > Engine > Active Test|
Tester Display |
|---|
| Control the Engine Cooling Fan Duty Ratio |
(e) Check the operation of the cooling fan while operating it using the Techstream.
OK:
| Active Test Operation |
Fan Operation |
|---|---|
| 30 - 100% |
Cooling fan operates |
| 0% |
Cooling fan stops |
If the cooling fan motor (fan with motor assembly) does not operate, check the cooling fan circuit.
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READ NEXT:
Cooling Fan Circuit
DESCRIPTION The ECM calculates an appropriate cooling fan speed based on the engine coolant temperature, air conditioning switch status, refrigerant pressure, engine speed and vehicle speed, and sends
Precaution
PRECAUTION IGNITION SWITCH EXPRESSIONS HINT:
The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are used
Parts Location
PARTS LOCATION ILLUSTRATION
*1 FAN WITH MOTOR ASSEMBLY - COOLING FAN MOTOR
- COOLING FAN ECU *2
ECM *3
ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - EFI-MAIN N
SEE MORE:
Inspection
INSPECTION PROCEDURE 1. INSPECT BRAKE CYLINDER AND PISTON
(a) Check the rear disc brake cylinder bore and rear disc brake piston for rust and scoring. If necessary, replace the rear disc brake cylinder and rear disc brake piston.
2. INSPECT PAD LINING THICKNESS
(a) Using a ruler, measure t
Wheel Speed Sensor Signal Compare Failure (C124E62)
DESCRIPTION The skid control ECU (brake actuator assembly) measures the speed of each wheel by receiving signals from each speed sensor.
These signals are used for recognizing that all four wheels are operating properly.
Therefore, signals from all wheels must be equal.
DTC No. Detection
