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

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 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

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 Terminals Of Ecu

TERMINALS OF ECU CHECK COMBINATION METER ASSEMBLY (a) Disconnect the I10 combination meter assembly connector. (b) Measure the resistance and voltage according to the value(s) in the table below. Tester Connection Wiring Color Terminal Description Condition Specified Condition I10-21

 Installation

INSTALLATION PROCEDURE 1. INSTALL INTEGRATION CONTROL AND PANEL ASSEMBLY (VSC OFF SWITCH) (a) Install the integration control and panel assembly (VSC OFF switch) to the upper rear console panel sub-assembly with the 2 screws. HINT: The locations labeled A in the illustration are tightened togethe

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