Lexus ES: Problem Symptoms Table
Lexus ES (XZ10) Service Manual / Engine & Hybrid System / 2gr-fks (cooling) / Cooling Fan System / Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| Cooling fan does not operate | Engine coolant temperature sensor | |
| EFI-MAIN NO. 1 relay | | |
| Cooling fan circuit | | |
| Fan with motor assembly | - | |
| ECM | | |
| Cooling fan does not stop (continues to operates) | Engine coolant temperature sensor | |
| Cooling fan circuit | | |
| Fan with motor assembly | - | |
| ECM | | |
| Cooling fan speed does not change | Cooling fan circuit | |
| Fan with motor assembly | - | |
| ECM | |
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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 inspe
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
Cooling System
On-vehicle InspectionON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: Do not remove the radiator cap sub-assembly while the engine and radiator assembly are still hot. Pressurized, hot engine c
SEE MORE:
Power (ignition) switch
Performing the following operations
when carrying the electronic
key on your person starts the hybrid
system or changes power switch
modes.
Starting the hybrid system
1. Press the parking brake switch to
check that the parking brake is set.
Parking brake indicator will come on.
2. Check
Components
COMPONENTS ILLUSTRATION *1 SLIDING ROOF OR REMOVABLE ROOF PANEL SUB-ASSEMBLY *2 SLIDING ROOF SIDE GARNISH LH *3 SLIDING ROOF SIDE GARNISH RH *4 SLIDING ROOF WEATHERSTRIP *5 SLIDING ROOF PANEL SUB-ASSEMBLY - - N*m (kgf*cm, ft.*lbf): Specified torque ● Non-re
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