Lexus ES manuals

Lexus ES: Inspection

INSPECTION

PROCEDURE

1. INSPECT SHIFT LOCK CONTROL ECU

HINT:

If the results of the following inspections are as specified but a malfunction has occurred, replace the shift lock control unit assembly.

(a) Inspect wire harness:

(1) Disconnect the shift lock control ECU connector.

(2) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

5 (IG) - Body ground

Power switch on (IG)

11 to 14 V

Power switch off

Below 1 V

If the result is not as specified, repair or replace the shift lock control ECU wire harness.

*a

Front view of wire harness connector

(to Shift Lock Control ECU)

(3) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

4 (STP) - Body ground

Power switch on (IG), brake pedal depressed

11 to 14 V

Power switch on (IG), brake pedal released

Below 1 V

If the result is not as specified, repair or replace the wire harness or connector or replace the hybrid vehicle control ECU assembly.

*a

Front view of wire harness connector

(to Shift Lock Control ECU)

(4) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (E) - Body ground

Always

Below 1 Ω

If the result is not as specified, repair or replace the shift lock control ECU wire harness.

*a

Front view of wire harness connector

(to Shift Lock Control ECU)

(b) Inspect shift lock solenoid:

(1) Disconnect the shift lock solenoid connector.

(2) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

4 (P) - 3 (E2)

Shift lever in P

10 kΩ or higher

Shift lever not in P

Below 1 Ω

If the result is not as specified, replace the shift lock control unit assembly.

*a

Front view of wire harness connector

(to Shift Lock Solenoid)

(3) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (SLS+) - 2 (SLS-)

Always

112 Ω

If the result is not as specified, replace the shift lock control unit assembly.

*a

Front view of wire harness connector

(to Shift Lock Solenoid)

2. INSPECT TRANSMISSION CONTROL SWITCH

(a) Disconnect the transmission control switch connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

4 (IG) - 5 (S)

Shift lever in S, "+" or "-"

Below 1 Ω

Shift lever not in S, "+" or "-"

10 kΩ or higher

3 (SFTU) - 2 (E)

Shift lever held in "+"

(Up-shift)

Below 1 Ω

Shift lever not held in "+"

(Up-shift)

10 kΩ or higher

1 (SFTD) - 2 (E)

Shift lever held in "-"

(Down-shift)

Below 1 Ω

Shift lever not held in "-"

(Down-shift)

10 kΩ or higher

If the result is not as specified, replace the shift lock control unit assembly.

*a

Component without harness connected

(Transmission Control Switch (Transmission Floor Shift Assembly))

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL TRANSMISSION FLOOR SHIFT ASSEMBLY (a) Engage the clamp to connect the wire harness to the transmission floor shift assembly. (b) Connect the shift lock control ECU co

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. SECURE VEHICLE (a) Fully apply the parking brake and chock a wheel. CAUTION: Make sure to apply the parking brake and chock a wheel before performing this procedu

 Reassembly

REASSEMBLY PROCEDURE 1. INSTALL LOWER POSITION INDICATOR HOUSING (a) Engage the 4 claws and 2 guides to install the lower position indicator housing to the shift lock control unit assembly. NOTICE:

SEE MORE:

 Moon roof

Use the overhead switches to open and close the moon roof and tilt it up and down. Operating the moon roof ■ Opening and closing Opens the moon roof* The moon roof stops slightly before the fully open position to reduce wind noise. Press the switch again to fully open the moon ro

 Initialization

INITIALIZATION DESCRIPTION (a) Always perform linear solenoid valve offset learning, ABS holding solenoid valve learning, brake pedal stroke sensor assembly zero point calibration and system information memorization after the skid control ECU (brake booster with master cylinder assembly), brake peda

© 2016-2024 Copyright www.lexguide.net