Steering

Diagnosis System

~1min read
DIAGNOSIS SYSTEM

1. CHECK DLC3

(a) Check the DLC3 (See page ).


2. FUNCTION OF POWER STEERING WARNING LIGHT

(a) When a malfunction is detected in the power steering system, the power steering warning light in the combination meter comes on to inform the driver of the malfunction.

HINT:

When power assist is stopped or reduced, the power steering warning light comes on.

Power assist is stopped:

  • When a malfunction occurs in the power steering system (including lost CAN communication, etc.)
  • When the engine stalls (not a malfunction)

Power assist is reduced:

When a malfunction occurs in the power steering system (including lost CAN communication, etc.)

Test yourself

A quick Toyota 4Runner quiz: every answer comes with an explanation and a link to the manual page.