2003 LEXUS LS430 Factory Repair Manual

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LEXUS LS430 2003  Factory Repair Manual Fig. 42: Identifying Electric Malfunction Chart (2 Of 2) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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LEXUS LS430 2003  Factory Repair Manual b. Fail-safe operation for mechanically malfunction:  
HINT: 
Fail-safe operation in the event of a mechanical system malfunction. 
Fail safe function: 
The ECM controls the gear position as shown in

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LEXUS LS430 2003  Factory Repair Manual a. Warm up the engine.  
b. Turn the ignition switch off.  
c. Connect the hand-held tester together with the CAN VIM (controller area network vehicle interface 
module) to the DLC3.  
d. Turn the ign

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LEXUS LS430 2003  Factory Repair Manual Fig. 45: Identifying Data List Reference (2 Of 2) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
2.ACTIVE TEST 
HINT: 
Performing the ACTIVE TEST using the hand-held tester allows the relay, VSV, actu

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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

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LEXUS LS430 2003  Factory Repair Manual *1: circle... MIL (Malfunction Indicator Lamp) light up  
*2: "O" mark means ECM memorizes the malfunction code if the ECM detects the DTC detection 
condition.  
This DTC may be output when t

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LEXUS LS430 2003  Factory Repair Manual Fig. 47: Diagnostic Trouble Code Reference Chart (1 Of 2) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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LEXUS LS430 2003  Factory Repair Manual Fig. 48: Diagnostic Trouble Code Reference Chart (2 Of 2) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
DTC P0705, P0850: TRANSMISSION RANGE SENSOR CIRCUIT MALFUNCTION (PRNDL INPUT), 
PARK/NEUTRAL SW