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

OK -- REPLACE AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY) See: Lighting and Horns/Headlamp/Headlamp

Alignment Control Module/Service and Repair/Components

5. CHECK HARNESS AND CONNECTOR (AFS ECU - REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY RH)

(a) Disconnect the A53 AFS ECU (headlight swivel ECU assembly) connector.

(b) Disconnect the R4 rear height control sensor sub-assembly RH connector.

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

Standard Resistance:

Text in Illustration

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- Continue to next step.

6. INSPECT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY RH

(a) Connect 3 dry cell batteries (1.5 V) in series.

(b) Remove the rear height control sensor sub-assembly RH See: Lighting and Horns/Headlamp/Headlamp Alignment Sensor/Service

and Repair/Components.

(c) Connect a positive (+) lead from the battery to terminal 3 (SHB) and a negative (-) lead from the battery to terminal 1 (SHG).