Symptom Table

CAUTION:

Perform the self-diagnosis with CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.

NOTE:

For the operational conditions of BSW, refer to SYSTEM DESCRIPTION .

Symptom		Possible cause	Inspection item/Refer to
Indicator/warning lamps do not illuminate when ignition switch OFF → ON.	BSW warning lamp (Yellow) does not illuminate	BSW warning lamp signal (CAN) Combination meter Unified meter and A/C amp. BSW control module BSW warning lamp (combination meter)	Power supply and ground circuit of BSW control module Refer to DIAGNOSIS PROCEDURE BSW control module Active test "BSW/BSI WARNING LAMP" Refer to CONSULT FUNCTION (BSW) . BSW control module Data monitor "BSW/BSI WARN LMP" Refer to CONSULT FUNCTION (BSW) Unified meter and A/C amp. Data monitor "BSW W/L" Refer to CONSULT FUNCTION (METER/M&A)
	Warning systems ON indicator (on the warning systems switch) does not illuminate	Harness between lane camera unit and warning systems switch Warning systems switch Lane camera unit	Warning systems ON indicator circuit Refer to DIAGNOSIS PROCEDURE
	BSW indicator does not turn ON	Harness between side radar and BSW indicator Side radar LH/RH BSW indicator	Perform self - diagnosis of side radar Refer to CONSULT FUNCTION (SIDE RADAR LEFT) or CONSULT FUNCTION (SIDE RADAR RIGHT)
BSW system is not activated. (Indicator/warning lamps illuminate when ignition switch OFF → ON.)	Warning systems ON indicator is not turned ON ==> OFF when operating warning systems switch	Harness between lane camera unit and waning systems switch Harness between warning systems switch and ground BSW control module Lane camera unit Warning systems switch	Warning systems ON indicator circuit Refer to DIAGNOSIS PROCEDURE
	Buzzer is not sounding	BSW control module Combination meter Unified meter and A/C amp.	Meter buzzer circuit Refer to COMPONENT FUNCTION CHECK