2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 360

(b) Disconnect the A55 suspension control ECU 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. REPLACE SUSPENSION CONTROL ECU

(a) Temporarily replace the suspension control ECU with a new or normally functioning one See: Relays and Modules/Relays and

Modules - Steering and Suspension/Relays and Modules - Suspension/Suspension Control Module/Service and Repair/Components.

(b) Check for DTCs See: Lighting and Horns/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes.

OK:

DTC B241B is not output.

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

Alignment Control Module/Service and Repair/Components

OK -- END

From 08/2009

LIGHTING (EXT): LIGHTING SYSTEM: B241B: Front Height Control Sensor

B241B - Front Height Control Sensor

DESCRIPTION

The AFS ECU (headlight swivel ECU assembly) receives signals indicating the front height of the vehicle from the suspension control ECU.