Lexus ES manuals

Lexus ES: 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

Tight-corner braking phenomenon*

Linear solenoid circuit

Steering sensor circuit

Brake control system

4WD ECU assembly

AWD warning message remains displayed

AWD warning circuit

AWD warning message is not displayed

AWD warning circuit

HINT:

*: Tight corner braking phenomenon: a phenomenon in which an AWD vehicle may lurch and decelerate due to a rotational speed difference between the front and rear wheels, such as during low-speed cornering in AWD mode.

READ NEXT:

 System Diagram

SYSTEM DIAGRAM

 Terminals Of Ecu

TERMINALS OF ECU CHECK 4WD ECU ASSEMBLY (a) Measure the voltage and resistance of the connector. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition G

 Control Module Communication Bus Off (U0073,U0100,U0126,U0129)

DESCRIPTION The 4WD ECU assembly inputs the signals sent from the ECM, skid control ECU (brake actuator assembly) and steering sensor via CAN communication. When DTCs indicating a CAN communication sy

SEE MORE:

 Camshaft Position Sensor "B" Bank 1 Circuit Short to Ground (P036511,P036515,P039011,P039015)

DESCRIPTION The VVT sensor (for exhaust camshaft) (EV1, EV2 signal) consists of a magnet and MRE (Magneto Resistance Element). The exhaust camshaft has a timing rotor for the VVT sensor. When the exhaust camshaft rotates, changes occur in the air gaps between the timing rotor and MRE, which affects

 Cellular Phone Registration Failure

CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System. Click here When replacing the radio receiver assembly, alw

© 2016-2026 Copyright www.lexguide.net