Lexus ES: On-vehicle Inspection
Lexus ES (XZ10) Service Manual / Power Source & Network / A25a-fks (battery / Charging) / Generator / On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
NOTICE:
- Do not remove the generator pulley cap.
- If the generator pulley cap is removed, replace the generator pulley cap and generator pulley with clutch with new ones as the correct grease amount cannot be confirmed.
HINT:
If it is confirmed that the generator assembly is not generating power, it is not necessary to perform the counterclockwise check as another malfunction is suspected.
PROCEDURE
1. REMOVE V-RIBBED BELT
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2. INSPECT GENERATOR PULLEY WITH CLUTCH
(a) Check that the generator pulley with clutch operates in accordance with the following table.
.png) | Counterclockwise |
.png) | Clockwise |
Standard:
| Counterclockwise | Clockwise |
|---|---|
| Spins Freely | Lock |
HINT:
If the generator pulley with clutch does not turn smoothly, does not operate as specified, or an abnormal sound is output, replace it with a new one.
3. INSTALL V-RIBBED BELT
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READ NEXT:
Components
COMPONENTS ILLUSTRATION *1 GENERATOR ASSEMBLY *2 COOL AIR INTAKE DUCT SEAL *3 INLET AIR CLEANER ASSEMBLY *4 WIRE HARNESS CLAMP BRACKET Tightening torque for "Major areas inv
Noise Occurs from V-ribbed Belt or Generator Assembly
PROCEDURE 1. CONFIRM PROBLEM SYMPTOM (a) Confirm the problem symptom. Symptom Proceed to Noise occurs from V-ribbed belt. A Noise occurs from generator assembly. B B
SEE MORE:
Components
COMPONENTS ILLUSTRATION *1 NO. 2 PARKING BRAKE WIRE ASSEMBLY *2 REAR AXLE HUB AND BEARING ASSEMBLY *3 REAR AXLE SHAFT NUT *4 REAR DISC *5 REAR DISC BRAKE CALIPER ASSEMBLY *6 REAR SKID CONTROL SENSOR *7 REAR DISC BRAKE DUST COVER SUB-ASSEMBLY *8 REAR DRIVE SHAF
Rough Idling
DESCRIPTION Problem Symptom Suspected Area Trouble Area
Engine speed fluctuation due to abnormal combustion
Idle speed too low or high
Strong engine vibration due to above symptoms
Ignition malfunction
Deviation in air fuel ratio (Excessive or insufficient intake air volume
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