Lexus ES: Dynamic Radar Cruise Control System (for Gasoline Model)
Lexus ES (XZ10) Service Manual / Engine & Hybrid System / Cruise Control / Dynamic Radar Cruise Control System (for Gasoline Model)
- Precaution
- Definition Of Terms
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- Road Test
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Freeze Frame Data
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Control History
- Brake Switch "A" Circuit Open (P057113)
- Brake Switch "A" Signal Compare Failure (P057162)
- Brake Switch "A" Signal Compare Failure (P057162)
- Cruise Control System Internal Failure (P057504,P057549)
- Cruise Control System Internal Failure (P057504,P057549)
- Brake System (P157800)
- Cruise Control Input Processor (P160700)
- Cruise Control Input Processor (P160700)
- Communication Error from VSC to ECM Invalid Serial Data Received (P163081)
- Communication Error from VSC to ECM Invalid Serial Data Received (P163081)
- Communication Error from ECM to VSC Invalid Serial Data Received (P163181)
- Communication Error from ECM to VSC Invalid Serial Data Received (P163181)
- Lost Communication with ECM/PCM "A" Missing Message (U010087,U010487,U012287)
- Lost Communication with ECM/PCM "A" Missing Message (U010087,U012587,U012687,U012987,U015587,U110687)
- Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message (U023587)
- Internal Control Module Software Incompatibility Not Programmed (U030051)
- Internal Control Module Software Incompatibility Invalid/Incompatible Software Component (U030057)
- Software Incompatibility with Brake System Control Module Not Programmed (U031851)
- Software Incompatibility with Brake System Control Module Invalid/Incompatible Software Component (U031857)
- Software Incompatibility with Body Control Module Not Programmed (U032251)
- Software Incompatibility with Body Control Module Invalid/Incompatible Software Component (U032257)
- Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received (U040181)
- Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received (U040181)
- Steering Pad Switch Circuit
- Steering Pad Switch Circuit
- Distance Control Switch Circuit
- Cruise Main Indicator Light Circuit
- Cruise Main Indicator Light Circuit
- Cruise SET Indicator Light Circuit
- Cruise SET Indicator Light Circuit
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following system(s) after the c
Definition Of Terms
DEFINITION OF TERMS Term Definition Monitor description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose and details). Related DTCs Group of di
Parts Location
PARTS LOCATION ILLUSTRATION *1 MILLIMETER WAVE RADAR SENSOR ASSEMBLY *2 FORWARD RECOGNITION CAMERA *3 BRAKE ACTUATOR ASSEMBLY - SKID CONTROL ECU *4 ECM ILLUSTRATION *1 STO
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ECM Power Source Circuit
DESCRIPTION When the engine switch is turned on (IG), the battery voltage is applied to IGSW of the ECM. When the transistor in the MREL circuit operates, current flows from the battery to ground through the drive circuit of the EFI-MAIN NO. 1 relay, thus operating the relay which supplies power to
Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows the values or states of
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