Lexus ES: System Diagram
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Door / Hatch / Fuel Lid Opener System (for Hv Model) / System Diagram
SYSTEM DIAGRAM
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System Description
SYSTEM DESCRIPTION When the trunk and fuel switch assembly (fuel lid opener switch) is operated, the pressure in the fuel tank is decreased and a message is displayed on the multi-information display.
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the fuel lid opener system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Operation Check
OPERATION CHECK CHECK FUEL LID OPENER SYSTEM Push the trunk and fuel switch assembly (fuel lid opener switch) and check that messages are displayed on the multi-information display in the combination
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ECU Power Source Circuit System Voltage Low (B2620A2)
DESCRIPTION The ECU power source circuit supplies positive (+) voltage to the multiplex tilt and telescopic ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B2620A2 ECU Power Source Circuit System Voltage Low The voltage of the ECU power source drops to 8 V or less f
Motor Control Relay Stuck ON (Fr Shade) (B234A)
DESCRIPTION This DTC will be stored if the operation of the front roof sunshade is suspended and a pulse input of 10 Hz or more is detected when the motor relay is off. DTC No. Detection Item DTC Detection Condition Trouble Area B234A Motor Control Relay Stuck ON (Fr Shade) Position
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