Lexus ES: Check For Intermittent Problems
Lexus ES (XZ10) Service Manual / Engine & Hybrid System / Hybrid / Battery Control / Hybrid Battery System (for Lithium-ion Battery) / Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
CHECK FOR INTERMITTENT PROBLEMS
(a) Perform a simulation test.
(1) For the simulation test, reproduce the driving conditions that were present when the problem occurred. These conditions should be based on the customer's comments and freeze frame data that is recorded with DTCs, such as the opening angle of the accelerator pedal, SOC (state of charge), engine coolant temperature, engine speed, and generator (MG1) / motor (MG2) rpm and torque.
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(b) Check the connector(s) and terminal(s).
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(c) Wiggle the harness and connector(s).
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(d) Heat or cool suspected parts.
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Utility
UTILITY NOTICE:
If the HV battery or an HV supply stack sub-assembly has been replaced, make sure to perform the following utilities in the following order: "Battery Status Info Update", "Prediagno
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE Hybrid Battery System Symptom Suspected Area Link "Maintenance Required for Traction Battery Cooling Parts See Owner's Manual" is displayed on the multi-information d
Terminals Of Ecu
TERMINALS OF ECU *1 Battery ECU assembly - - Terminal No. (Symbols) Wiring Color Input/Output Terminal Description Condition Specified Condition y16-1 (AM) - y16-27 (GND)
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Trunk
The trunk can be opened using the
trunk opener switch, entry function
or wireless remote control.
If the vehicle is equipped with a
power trunk lid, the trunk can be
closed using the trunk closer.
WARNING
Observe the following precautions.
Failure to do so may result in death or
serious
Touch Pad Sensor Malfunction (B1559)
DESCRIPTION This DTC is stored if the remote touch (remote operation controller assembly) detects a malfunction in itself, such as internal hardware failure or remote touch screen sensor malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area B1559 Touch Pad Sensor Ma
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