Lexus NX: Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT IGNITION CONTROL RELAY (IGCT)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Auxiliary battery voltage is not applied across terminals 1 and 2

10 kΩ or higher

3 - 5

Auxiliary battery voltage is applied across terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the ignition control relay.

*1

Ignition Control Relay

2. INSPECT HYBRID WATER PUMP RELAY (INV W/PMP)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Auxiliary battery voltage is not applied across terminals 1 and 2

10 kΩ or higher

3 - 5

Auxiliary battery voltage is applied across terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the hybrid water pump relay.

*1

Hybrid Water Pump Relay

READ NEXT:

 Service Plug Grip

 Components

COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 NEGATIVE AUXILIARY BATTERY TERMINAL N*m (kgf*cm, ft.*lbf): Specified

 Removal

REMOVAL PROCEDURE 1. PRECAUTION CAUTION: The hybrid system has high-voltage circuits. Accidents, such as electric shock, or electric leaks may result if the hybrid system is not operated in a correct

SEE MORE:

 Operation Check

OPERATION CHECK INITIAL CHECK (a) Power switch on (IG) (intuitive parking assist system off). (b) Intuitive parking assist system on and check an indication state of the vehicle mark. OK: The initial check is performed for approximately 5 seconds after the system turns on, and then the system switc

 Installation

INSTALLATION PROCEDURE 1. INSTALL MULTIPLEX NETWORK BODY ECU (MAIN BODY ECU) NOTICE: Make sure that no foreign matter gets on the connecting surfaces. Do not touch the ECU connector. (a) Insert the multiplex network body ECU (main body ECU) up to the position where it contacts the housing si

© 2016-2026 Copyright www.lexunx.com