2003 LEXUS LS430 Temperature sensor

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Page 2407 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 100: Tightening Upper Control Arm Assy Rear LH Nut 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
31.INSTALL HEIGHT CONTROL SENSOR LINK SUB-ASSY REAR (See REPLACEMENT
 )  
32.APPLY HIGH TEMPERATU

Page 2414 of 4500

LEXUS LS430 2003  Factory Repair Manual AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION 
CIRCUIT, B+ SHORT CIRCUIT IN ABS MOTOR 
RELAY CIRCUIT, SHORT CIRCUIT IN ABS 
MOTOR FAIL SAFE RELAY CIRCUIT
DTC C0278/11, C0279/12 O

Page 2421 of 4500

LEXUS LS430 2003  Factory Repair Manual HVAC DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION 
LIGHTING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION 
SENSOR/SWITCH "D"/"E" VOLTAGE 
CORRELATION
DTC P2121 THROTTLE/PEDAL POS

Page 2631 of 4500

LEXUS LS430 2003  Factory Repair Manual SENDING UNITS & SENSORS LOCATION 
Rear Door W/Motor Lock Assembly LHIn left rear door. See Fig. 29 .
Rear Door W/Motor Lock Assembly RHIn right rear door. See Fig. 29 .
Seat Belt Motor LHBase of left

Page 2669 of 4500

LEXUS LS430 2003  Factory Repair Manual PART AND SYSTEM NAME LIST 
This reference list indicates the part names used in this article along with their definitions. 
PART AND SYSTEM REFERENCE TABLE 
malfunctions per driving cycle. "Once p

Page 2670 of 4500

LEXUS LS430 2003  Factory Repair Manual control ECU, PCM
FC idleDeceleration fuel cut
Idle air control valveIdle speed control
VSV for CCV, Canister close valve VSV for 
canister controlEvaporative emissions canister vent valve
VSV for EVAP

Page 2725 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 46: Test Item Reference Chart 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
HINT: 
The pressure values in ACTIVE TEST and HYDRAULIC TEST are different from each other. 
DIAGNOSTIC TROUBLE CODE C

Page 2740 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 57: ECM Connector Terminals Reference Chart 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR (SeeELECTRONIC CIRCUIT 
INSPECTION PROCEDURE )  
OK: REPLACE