Lexus ES manuals

Lexus ES: Charging Failure

PROCEDURE

1.

CHECK GENERATOR PULLEY WITH CLUTCH (ON-VEHICLE INSPECTION)

(a) Start the engine and visually check that the generator rotor assembly (fan) in the generator assembly is operating.

OK:

The generator rotor assembly (fan) is operating.

NG

REPLACE GENERATOR PULLEY WITH CLUTCH

OK

2.

CHECK GENERATOR PULLEY WITH CLUTCH (UNIT INSPECTION)

(a) Remove the generator assembly.

Click here

(b) Check the installation condition of the generator pulley cap.

OK:

The generator pulley cap is not loose or missing.

(c) Check for forming of particles due to friction (for dry type pulley) or grease leaks (for wet type pulley).

OK:

There are no large amounts of particles (for dry type pulley) or grease leaks (for wet type pulley).

(d) Check the generator pulley with clutch for misalignment (interference with the generator assembly).

OK:

The generator pulley with clutch is not misaligned (no interference with the generator assembly).

(e) Turn the generator pulley with clutch clockwise and counterclockwise by hand and check for noise.

OK:

Noise does not occur when turned in either direction.

(f) Turn the generator pulley with clutch clockwise and counterclockwise by hand and visually check for runout.

OK:

The generator pulley with clutch does not have runout.

(g) Inspect generator pulley with clutch.

Click here

OK

REPAIR OR REPLACE GENERATOR ASSEMBLY

NG

REPLACE GENERATOR PULLEY WITH CLUTCH

READ NEXT:

 Lost Communication with Alternator Missing Message (P161A87)

DESCRIPTION The ECM communicates with the generator assembly via LIN communication. If a LIN communication error is detected, the ECM stores this DTC. DTC No. Detection Item DTC Detection Condi

 On-vehicle Inspection

ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: To prevent injury due to contact with an operating V-ribbed belt or cooling fan, keep your hands and clothing away from the V-ribbed belt and

 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th

SEE MORE:

 Headlight LH Circuit (B2439,B243A)

DESCRIPTION The headlight ECU sub-assembly LH and headlight ECU sub-assembly RH internally boost the power supply voltage to ensure a constant supplied current for the lo/hi beam LED of their respective headlight. By monitoring the LED power supply voltage, abnormal current and malfunctions can be d

 Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure (C1A8C46,C1A8D1C,C1A9000,C1A9100)

DESCRIPTION When an internal malfunction is detected in the millimeter wave radar sensor assembly, a DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1A8C46 Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure When the engine switc

© 2016-2026 Copyright www.lexguide.net