2003 LEXUS LS430 STARTER

MONITOR STRATEGY TABLE
TYPICAL ENABLING CONDITIONS
TYPICAL ENABLING CONDITIONS TABLE
TYPICAL MALFUNCTION THRESHOLDS
TYPICAL MALFUNCTION THRESHOLDS TABLE
COMPONENT OPERATING RANGE
COMPONENT OPERATING RANGE TABLE
WIRING DIAGRAM
Related DTCsP2716: Shift solenoid valve SLT/Range check
Required sensors/ComponentsShift solenoid valve SLT
Frequency of operationContinuous
Duration1 sec.
MIL operationImmediate
Sequence of operationNone
The monitor will run whenever this DTC is not
present.See LIST OF DISABLE A MONITOR
Solenoid current cut statusNot cut
CPU command duty ratio to SLT19% or more
Battery voltage11 V or more
Ignition switchON
StarterOFF
Solenoid status (SLT) from ICFail (Open or short)
Output signal dutyLess than 100%

TYPICAL ENABLING CONDITIONS
TYPICAL ENABLING CONDITIONS TABLE
TYPICAL MALFUNCTION THRESHOLDS
TYPICAL MALFUNCTION THRESHOLDS TABLE
COMPONENT OPERATING RANGE
COMPONENT OPERATING RANGE TABLE
WIRING DIAGRAM
Fig. 183: DTC P2759 - Wiring Diagram
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
Duration1 sec.
MIL operationImmediate
Sequence of operationNone
The monitor will run whenever this DTC is not
present.SEE LIST OF DISABLE A MONITOR
Solenoid current cut statusNot cut
CPU commanded duty ratio to SLU19% or more
Battery voltage11 V or more
Ignition switchON
StarterOFF
Solenoid status (SLU) from ICFail (Open or short)
Output signal dutyLess than 100%

Fig. 45: Identifying Lower Intake Manifold
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
53.REMOVE STARTER ASSY (See REPLACEMENT
)

Fig. 62: Identifying Seal Packing
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
101.INSTALL GENERATOR ASSY (See REPLACEMENT
)
102.INSTALL STARTER ASSY (See REPLACEMENT
)
103.INSTALL INTAKE MANIFOLD ASSY
a. Place 2 new gaskets on the cylinder heads with the white mark facing outward.

Fig. 27: Removing Combination Meter Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
45.DISCONNECT STARTER W/SMART SWITCH ASSY (SEE OVERHAUL
)
46.REMOVE STEERING COLUMN ASSY (SEE OVERHAUL
)
SSt 09921-00010
47.DISCONNECT PARKING BRAKE RELEASE CABLE SUB-ASSY (SEE OVERHAUL
)
48.REMOVE INSTRUMENT PANEL PLATE
a. Remove the bolt < D >, the 2 nuts < V > and the instrument panel plate.

Fig. 8: Identifying Terminals Of Steering Lock ECU
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
a. Disconnect the S46 ECU connector.
b. Measure the voltage and resistance of the wire harness side connector.
Standard:
SPECIFIED CONDITION
Symbols
(Terminal No.)Wiring
ColorTerminal
DescriptionConditionSpecified Condition
CPUB (S46-1) -
Body groundV-Y - Body
ground+B (CPUB)
Power supplyAlways10 to 14V
+B (S46-10)-
Body groundR-L - Body
ground+B Power supplyAlways10 to 14V
LG-B -1: No key in starter

If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the S46 ECU connector.
d. Measure the voltage of the connector.
Standard:
SPECIFIED CONDITION
If the result is not as specified, the ECU may have a malfunction.
3.CHECK DRIVER DOOR ECU
Fig. 9: Identifying Terminals Of Driver Door ECU

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
a. Disconnect the D25 ECU connector.
b. Measure the voltage and resistance of the wire harness side connector.
KSW (S46-12) -
Body groundBody
groundUnlock warning
switch inputswitch --> 2: Key
inserted1: 10 kohms or higher
--> 2: Below 1 ohms
PUSH (S46-11)-
Body groundP-B -Body
groundPush switch input
1: No key in starter
switch --> 2: Key
inserted1: 10 kohms or higher
--> 2: Below 1 ohms
GND (S46-9) -
Body groundW-B -Body
groundGroundAlwaysBelow 1ohms
Symbols (Terminal
No.)Wiring
ColorTerminal
DescriptionConditionSpecified
Condition
KSW (S46-12) -
GND (S46-9)LG-B - W-
BUnlock warning
switch input1: No key in ignition cylinder -
-> 2: Key inserted1: 10 to 14V -->
2: 0V
PUSH (S46-11) -
GND (S46-9)P-B - W-BPush switch input1: No key in ignition cylinder -
-> 2: Key inserted1: 10 to 14V -->
2:0V