RM38N0EC _56 Audio / Visual / Telematics _111825 PARK ASSIST / MONITORING _0500435 BLIND SPOT MONITOR SYSTEM T

PARK ASSIST / MONITORING BLIND SPOT MONITOR SYSTEM PROBLEM SYMPTOMS TABLE

HINT:: ·

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

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Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Entire System
Symptom	Suspected Area	Link
System does not operate at all	Check that the CAN communication system is operating normally*2	202111,202203,_57,_111829,_0499998,RM100000001Z134,202203,202303,_57,_111829,_0499998,RM100000002205J,202303,999999,_57,_111829,_0499998,RM10000000291N8,
	Check that the CAN communication system is operating normally*1	202111,202203,_57,_111829,_0501336,RM100000001Z5K1,202203,202303,_57,_111829,_0501336,RM10000000220XE,202303,999999,_57,_111829,_0501336,RM100000002AL7W,
	Check that the Meter / gauge system is operating normally	-
	Proceed to "Power Source Circuit"	202111,999999,_56,_111825,_0500435,RM100000001Z2I9,
	Steering pad switch assembly	202111,999999,_55,_111820,_0503157,RM100000001ZDND,
	Spiral cable sub-assembly	202111,202203,_58,_111838,_0502521,RM100000001ZADM,202203,202303,_58,_111838,_0502521,RM1000000022EG9,202303,202406,_58,_111838,_0502521,RM100000002AQNL,202406,202409,_58,_111838,_0502521,RM100000002MS5A,202409,999999,_58,_111838,_0502521,RM100000002OMCX,
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
System cannot be turned off	Check that the CAN communication system is operating normally*2	202111,202203,_57,_111829,_0499998,RM100000001Z134,202203,202303,_57,_111829,_0499998,RM100000002205J,202303,999999,_57,_111829,_0499998,RM10000000291N8,
	Check that the CAN communication system is operating normally*1	202111,202203,_57,_111829,_0501336,RM100000001Z5K1,202203,202303,_57,_111829,_0501336,RM10000000220XE,202303,999999,_57,_111829,_0501336,RM100000002AL7W,
	Check that the Meter / gauge system is operating normally	-
	Steering pad switch assembly	202111,999999,_55,_111820,_0503157,RM100000001ZDND,
	Spiral cable sub-assembly	202111,202203,_58,_111838,_0502521,RM100000001ZADM,202203,202303,_58,_111838,_0502521,RM1000000022EG9,202303,202406,_58,_111838,_0502521,RM100000002AQNL,202406,202409,_58,_111838,_0502521,RM100000002MS5A,202409,999999,_58,_111838,_0502521,RM100000002OMCX,
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
"Blind Spot Monitor Unavailable See Owner's Manual" or "Blind Spot Monitor Malfunction Visit Your Dealer" is displayed on the multi-information display	Check vehicle control history	202111,999999,_56,_111825,_0500435,RM100000001Z2IM,
	Blind spot monitor sensor RH (A)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
	Combination meter assembly	202111,202203,_58,_111835,_0501288,RM100000001Z5FJ,202203,202303,_58,_111835,_0501288,RM1000000022EX1,202303,202406,_58,_111835,_0501288,RM100000002AL91,202406,999999,_58,_111835,_0501288,RM100000002MQF3,

Blind Spot Monitor Function
Symptom	Suspected Area	Link
Outer rear view mirror indicator RH does not illuminate	Proceed to "Blind Spot Monitor Beam Axis Confirmation"	202111,999999,_56,_111825,_0500531,RM100000001Z2RP,
	Outer mirror RH	202111,999999,_59,_111837,_0500084,RM100000001Z1AK,
	Outer rear view mirror assembly RH	202111,202406,_59,_111837,_0500083,RM100000001Z1AG,202406,202409,_59,_111837,_0500083,RM100000002MQQF,202409,999999,_59,_111837,_0500083,RM100000002OMKE,
	Blind spot monitor sensor RH (A)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
Outer rear view mirror indicator LH does not illuminate	Proceed to "Blind Spot Monitor Beam Axis Confirmation"	202111,999999,_56,_111825,_0500531,RM100000001Z2RP,
	Outer mirror LH	202111,999999,_59,_111837,_0500084,RM100000001Z1AK,
	Outer rear view mirror assembly LH	202111,202406,_59,_111837,_0500083,RM100000001Z1AG,202406,202409,_59,_111837,_0500083,RM100000002MQQF,202409,999999,_59,_111837,_0500083,RM100000002OMKE,
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
Outer rear view mirror indicator RH remains illuminated	Proceed to "Blind Spot Monitor Beam Axis Confirmation"	202111,999999,_56,_111825,_0500531,RM100000001Z2RP,
Outer rear view mirror indicator RH remains illuminated	Blind spot monitor sensor RH (A)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
Outer rear view mirror indicator LH remains illuminated	Proceed to "Blind Spot Monitor Beam Axis Confirmation"	202111,999999,_56,_111825,_0500531,RM100000001Z2RP,
Outer rear view mirror indicator LH remains illuminated	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
Outer rear view mirror indicator RH does not flash	Proceed to "Turn Signal Light" in Problem Symptoms Table for the Lighting (EXT) section	202111,202303,_59,_111834,_0499887,RM100000001Z0KH,202303,999999,_59,_111834,_0499887,RM100000002MJYF,
Outer rear view mirror indicator RH does not flash	Blind spot monitor sensor RH (A)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
Outer rear view mirror indicator LH does not flash	Proceed to "Turn Signal Light" in Problem Symptoms Table for the Lighting (EXT) section	202111,202303,_59,_111834,_0499887,RM100000001Z0KH,202303,999999,_59,_111834,_0499887,RM100000002MJYF,
Outer rear view mirror indicator LH does not flash	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
Outer rear view mirror indicator RH continues to flash	Blind spot monitor sensor RH (A)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
Outer rear view mirror indicator LH continues to flash	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,

RCTA Function
Symptom	Suspected Area	Link
Function does not operate at all (Blind spot monitor function operates normally)	Data list / active test (Shift Position R)	202111,999999,_56,_111825,_0500435,RM100000001Z2IE,
	Check that the Hybrid control system is operating normally*1	-
	Check that the Continuously Variable Transaxle system is operating normally*2	-
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
"Rear Cross Traffic Alert Malfunction Visit Your Dealer" or "Rear Cross Traffic Alert Unavailable See Owner's Manual" is displayed on the multi-information display	Check vehicle control history	202111,999999,_56,_111825,_0500435,RM100000001Z2IM,
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
	Blind spot monitor sensor RH (A)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
	Combination meter assembly	202111,202203,_58,_111835,_0501288,RM100000001Z5FJ,202203,202303,_58,_111835,_0501288,RM1000000022EX1,202303,202406,_58,_111835,_0501288,RM100000002AL91,202406,999999,_58,_111835,_0501288,RM100000002MQF3,
While RCTA function is active, outer rear view mirror indicator flashes but RCTA buzzer does not sound	Check that the CAN communication system is operating normally*2	202111,202203,_57,_111829,_0499998,RM100000001Z134,202203,202303,_57,_111829,_0499998,RM100000002205J,202303,999999,_57,_111829,_0499998,RM10000000291N8,
	Check that the CAN communication system is operating normally*1	202111,202203,_57,_111829,_0501336,RM100000001Z5K1,202203,202303,_57,_111829,_0501336,RM10000000220XE,202303,999999,_57,_111829,_0501336,RM100000002AL7W,
	Check that the toyota parking assist-sensor system is operating normally	-
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
When shift lever is in R, detection operation is normal but RCTA indicator does not appear on navigation receiver assembly	Check that the CAN communication system is operating normally*2	202111,202203,_57,_111829,_0499998,RM100000001Z134,202203,202303,_57,_111829,_0499998,RM100000002205J,202303,999999,_57,_111829,_0499998,RM10000000291N8,
	Check that the CAN communication system is operating normally*1	202111,202203,_57,_111829,_0501336,RM100000001Z5K1,202203,202303,_57,_111829,_0501336,RM10000000220XE,202303,999999,_57,_111829,_0501336,RM100000002AL7W,
	Blind spot monitor sensor RH (A)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
	Navigation receiver assembly	202111,202303,_56,_111822,_0500651,RM100000001Z2WP,202303,999999,_56,_111822,_0500651,RM1000000029SFX,
	Rear television camera assembly	202111,202203,_56,_111825,_0500529,RM100000001Z2RH,202203,202406,_56,_111825,_0500529,RM1000000022E6E,202406,202409,_56,_111825,_0500529,RM100000002MQP4,202409,999999,_56,_111825,_0500529,RM100000002OMK4,
When shift lever is in R, detection operation is normal but RCTA indicator does not appear on navigation receiver assembly	Check that the CAN communication system is operating normally*2	202111,202203,_57,_111829,_0499998,RM100000001Z134,202203,202303,_57,_111829,_0499998,RM100000002205J,202303,999999,_57,_111829,_0499998,RM10000000291N8,
	Check that the CAN communication system is operating normally*1	202111,202203,_57,_111829,_0501336,RM100000001Z5K1,202203,202303,_57,_111829,_0501336,RM10000000220XE,202303,999999,_57,_111829,_0501336,RM100000002AL7W,
	Blind spot monitor sensor RH (A)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
	Blind spot monitor sensor LH (B)	202111,202203,_56,_111825,_0500531,RM100000001Z2RO,202203,202303,_56,_111825,_0500531,RM1000000022RWF,202303,202406,_56,_111825,_0500531,RM100000002ANID,202406,999999,_56,_111825,_0500531,RM100000002MQQD,
	Navigation receiver assembly	202111,202303,_56,_111822,_0500651,RM100000001Z2WP,202303,999999,_56,_111822,_0500651,RM1000000029SFX,
	Rear television camera assembly	202111,202203,_56,_111825,_0500529,RM100000001Z2RH,202203,202406,_56,_111825,_0500529,RM1000000022E6E,202406,202409,_56,_111825,_0500529,RM100000002MQP4,202409,999999,_56,_111825,_0500529,RM100000002OMK4,

*1: for HV Model

*2: for Gasoline Model