Lexus ES: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
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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.
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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 | |
READ NEXT:
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
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
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:
ComponentsCOMPONENTS ILLUSTRATION *1 RADIATOR ASSEMBLY - - RemovalREMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during radiator assembly remov
DESCRIPTION Power is supplied to the radio receiver assembly and steering pad switch assembly illumination when the light control switch is in the tail or head position. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
The vehicle is equipped with a Supplemental Restraint System (SRS) which includ
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