Diagnosis System

POWER ASSIST SYSTEMS: POWER STEERING SYSTEM: DIAGNOSIS SYSTEM

DIAGNOSIS SYSTEM

1. CHECK DLC3
(a) Check the DLC3 General Information.
2. FUNCTION OF P/S WARNING LIGHT





(a) When a malfunction is detected in the power steering system, the P/S warning light on the accessory meter comes on to inform the driver of the malfunction.
HINT: When power assist is stopped or reduced, the P/S 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)
- During the period after the ignition switch is turned to ON until the engine is started (not a malfunction)
Power assist is reduced:
- When a malfunction occurs in the power steering system (including lost CAN communication etc.)
- When the battery voltage decreases (not a malfunction)

3. CHECK P/S WARNING LIGHT
(a) Check that the P/S warning light comes on when the ignition switch is turned to ON and goes off in approximately 3 seconds.
(b) If the warning light remains on, refer to PS Warning Light Remains ON PS Warning Light Remains ON.