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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DC/DC Converter Stuck On (P0A949E,P0D3319)
DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that a large current flowed in the boost converter. The cause of this malfunction may be one of the following: Area Main Malfunction Description Hybrid vehicle transaxle assembly
Open or short circuit in the motor or generator coil
Transmission Range Sensor "A" Circuit (PRNDL Input) Signal Compare Failure (P070562)
DESCRIPTION The shift lever position sensor sends 7 different switch signals to the hybrid vehicle control ECU. The hybrid vehicle control ECU uses these signals to detect the shift lever position (P, R, N or D). The hybrid vehicle control ECU also uses this information to determine the intended dir
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