2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) C CODE Page 746

Electronic )/Testing and Inspection/Registration)

PROCEDURE

1. INSPECT HEIGHT CONTROL VALVE NO. 1

(a) Disconnect the height control valve No. 1 connector.

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

Standard resistance:

C1741:

C1742:

Text in Illustration

(c) Check the front RH valve (C1741).

(1) Connect a positive (+) lead from the battery to terminal 3 (RH+) and a negative (-) lead to terminal 2 (E).

(2) Check the operating sound of the height control valve No. 1.

OK:

It makes an operating sound (click).

(d) Check the front LH valve (C1742).

(1) Connect a positive (+) lead from the battery to terminal 1 (LH+) and a negative (-) lead to terminal 2 (E).

(2) Check the operating sound of the height control valve No. 1.

OK:

It makes an operating sound (click).

NG -- REPLACE HEIGHT CONTROL VALVE NO. 1

OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (HEIGHT CONTROL VALVE - ECU AND BODY GROUND)

(a) Disconnect the A54 ECU connector.

(b) Disconnect the A10 height control valve No. 1 connector.

(c) Measure the resistance according to the values in the table below.