Lexus ES: Grille Shutter System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Initialization
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Shutter Control State Maintenance Mode (B1333)
- Active Grille Air Shutter "A" Actuator Stuck Closed (P059F73,...,P05B131)
- Lost Communication between Hybrid Powertrain Control Module and Active Grille Air Shutter Missing Message (U129387)
- Grille Shutter does not Operate
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) auxiliary battery terminal, initialize the following s
Parts Location
PARTS LOCATION ILLUSTRATION *1 SWING GRILLE ACTUATOR ASSEMBLY *2 RADIATOR SHUTTER SUB-ASSEMBLY *3 ECM - - ILLUSTRATION *1 COMBINATION METER ASSEMBLY *2 INSTRUMENT PANE
System Diagram
SYSTEM DIAGRAM
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Engine Stalls
DESCRIPTION Problem Symptom Suspected Area Trouble Area
Engine speed fluctuation due to abnormal combustion
Idle speed too low or high
Strong engine vibration due to above symptoms
Ignition malfunction
Deviation in air fuel ratio (Excessive or insufficient intake air volume
Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. PRECAUTION NOTICE: After turning the engine switch (for Gasoline Model) or power switch (for HV Model) off, waiting time may be required bef
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