Diagnosis System

PRE-COLLISION: PRE-COLLISION SYSTEM: DIAGNOSIS SYSTEM

1. CHECK DLC3

(a) Check the DLC3 General Information.

2. FUNCTION OF WARNING INDICATOR

(a) If the pre-collision system is not functioning properly, the driver is warned by the PCS warning indicator on the combination meter.





(b) Initial check

(1) The initial check occurs when the power switch is off for more than 2 seconds, and then turned on (IG). The initial check consists of a pre-collision system diagnostic check with a duration of approximately 3 seconds.

(2) If a malfunction is detected during the initial check, PCS warning indicator is lights in the combination meter assembly.

(c) Constant check

(1) The seat belt control ECU and driving support ECU assembly constantly monitor the pre-collision system for malfunctions after the power switch is turned on (IG) and initial check (approximately 3 seconds) is completed.

(2) The PCS warning indicator blinking, when the constant check detects malfunctions in the pre-collision system.