Lexus ES manuals

Lexus ES: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Active Noise Control System

DTC No.

Detection Item

Link

B1AA044

ANC ECU EEPROM Data Memory Failure

B1AA187

UART Communication Between ANC and Audio Amplifier Missing Message

B1AA296

Front Left Microphone Circuit Component Internal Failure

B1AA31C

Front Left Microphone Circuit Circuit Voltage Out of Range

B1AA696

Front Right Microphone Circuit Component Internal Failure

B1AA71C

Front Right Microphone Circuit Circuit Voltage Out of Range

B1AAA96

Rear Center Microphone Circuit Component Internal Failure

B1AAB1C

Rear Center Microphone Circuit Circuit Voltage Out of Range

P033531

Crankshaft Position Sensor "A" No Signal

U010087

Lost Communication With ECM/PCM "A" Missing Message

U012987

Lost Communication With Brake System Control Module Missing Message

U014087

Lost Communication with Body Control Module Missing Message

U016487

Lost Communication with HVAC Control Module Missing Message

U029387

Lost Communication With Hybrid Powertrain Control Module Missing Message

U115187

Lost Communication with Hybrid Powertrain Control Module (C-Bus) Missing Message

READ NEXT:

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK FOR DTC (CHECK USING TECHSTREAM) (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Elec

 Freeze Frame Data

FREEZE FRAME DATA CHECK FREEZE FRAME DATA HINT: Whenever an active noise control system DTC is stored, the stereo component equalizer assembly stores the current vehicle state as freeze frame data. (a

 How To Proceed With Troubleshooting

PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK NEXT 3. INSPECT AUXILIARY BATTERY VOLTAGE (a)

SEE MORE:

 Back Camera Power Supply Failure (C1621)

DESCRIPTION This DTC is stored if the rear television camera assembly judges as a result of its self check that the signals or signal lines between the rear television camera assembly and parking assist ECU are not normal. DTC No. Detection Item DTC Detection Condition Trouble Area C162

 Fuel Rail Pressure Sensor "A" Signal Stuck in Range (P01902A,P019064)

DESCRIPTION Refer to DTC P019011. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P01902A Fuel Rail Pressure Sensor "A" Signal Stuck in Range When target high pressure side fuel pressure changes, the change in fuel pressure sensor value

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