Lexus NX: Inspection

INSPECTION

PROCEDURE

1. INSPECT SHIFT LOCK CONTROL ECU

(a) 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

4 (STP) - Body ground

Brake pedal depressed

11 to 14 V

Brake pedal released

Below 1 V

HINT:

Do not disconnect the shift lock control unit assembly connector.

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

*a

Front view of wire harness connector

(Shift Lock Control ECU)

(b) 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

HINT:

Do not disconnect the shift lock control unit assembly connector.

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

2. INSPECT TRANSMISSION CONTROL SWITCH

(a) Disconnect the shift lock solenoid 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

1 (SFTD) - 2 (E)

Shift lever held in "-" (Down-shift)

Below 1 Ω

3 (SFTU) - 2 (E)

Shift lever held in "+" (Up-shift)

Below 1 Ω

4 (IG) - 5 (S)

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

10 kΩ or higher

1 (SFTD) - 2 (E)

Shift lever in S

10 kΩ or higher

3 (SFTU) - 2 (E)

Shift lever in S

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)

READ NEXT:

 Reassembly

REASSEMBLY PROCEDURE 1. INSTALL SHIFT POSITION INDICATOR (a) Install the shift position indicator to the rear upper console panel sub-assembly with the 2 screws. 2. INSTALL SHIFTING HOL

 Installation

INSTALLATION PROCEDURE 1. INSTALL SHIFT LEVER ASSEMBLY (a) Temporarily install the shift lever assembly with the 4 bolts. (b) Tighten the bolts in the order shown in the illustration. Torque: 12 N

 Shift Lever Position Sensor

SEE MORE:

 Installation

INSTALLATION PROCEDURE 1. INSTALL BRAKE PEDAL PAD (a) Install the brake pedal pad to the brake pedal support assembly. 2. INSTALL BRAKE PEDAL STROKE SENSOR ASSEMBLY Click here 3. INSTALL BRAKE PEDAL SUPPORT ASSEMBLY (a) Install the brake pedal support assembly with the 4 nuts. Torque: 12.7 N·m {

 Parts Location

PARTS LOCATION ILLUSTRATION *1 POWER STEERING ECU ASSEMBLY - POWER STEERING MOTOR *2 ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY - TORQUE SENSOR *3 SKID CONTROL ECU (BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY) *4 NO. 1 ENGINE ROOM RELAY BLOCK - EPS FUSE *5 COMBINATION METE

© 2016-2025 Copyright www.lexunx.com