Lexus ES: Problem Symptoms Table
Lexus ES (XZ10) Service Manual / Power Source & Network / A25a-fks (battery / Charging) / Charging 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 and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| Charge warning is displayed | Battery | |
| Generator assembly | | |
| Charging system | | |
| Charging failure | Generator pulley with clutch | |
| Generator assembly | ||
| Noise occurs from V-ribbed belt or generator assembly | V-ribbed belt | |
| Generator pulley with clutch | ||
| Generator assembly |
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT:
In troubleshooting, confirm
System Diagram
SYSTEM DIAGRAM
Parts Location
PARTS LOCATION ILLUSTRATION *1 GENERATOR ASSEMBLY *2 ECM *3 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - - ILLUSTRATION *1 COMBINATION METER ASSEMBLY
SEE MORE:
Automatic High Beam System (B124B)
DESCRIPTION The main body ECU (multiplex network body ECU) determines the status of the automatic high beam system based on the automatic high beam system signal from the forward recognition camera. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from B124B Au
Terminals Of Ecu
TERMINALS OF ECU HINT: Check from the rear of the connector while it is connected to the components. RADIO RECEIVER ASSEMBLY Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
*1: w/ Manual (SOS) Switch
*2: It is connected, but not used *3: w/o Manu
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