Power Mirror Control System: Inspection

INSPECT OUTER MIRROR SWITCH ASSY

Select "L" or "R" on the left/right adjustment switch.

Measure the switch resistance.

Standard:

SWITCH CONDITION SPECIFICATION

Tester Connection	Switch Condition	Specified Condition
O3-7 - O3-9	OFF	10 kΩ or higher
O3-7 - O3-9	UP	90 to 100 Ω
O3-7 - O3-9	DOWN	435 to 505 Ω
O3-7 - O3-9	LEFT	740 to 860 Ω
O3-7 - O3-9	RIGHT	220 to 280 Ω

If the result is not as specified, replace the switch assy.

Fig 1: Measuring Switch Resistance

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Measure the left/right adjustment switch resistance.

Standard:

SWITCH CONDITION SPECIFICATION

Tester Connection	Switch Condition	Specified Condition
O3-8 - O3-9	L	90 to 110 Ω
O3-8 - O3-9	R	10 Ω or less

If the result is not as specified, replace the switch assy.

Fig 2: Measuring Left/Right Adjustment Switch Resistance

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Measure the retract switch resistance.

Standard:

SWITCH CONDITION SPECIFICATION

Tester Connection	Switch Condition	Specified Condition
O4-4 - O4-7	(B) position	Below 1 Ω
O4-2 - O4-4	(A) position	Below 1 Ω

If the result is not as specified, replace the switch assy.

Measure the clearance sonar switch resistance.

SWITCH CONDITION SPECIFICATION

Tester Connection	Switch Condition	Specified Condition
3 - 4	OFF	10 kΩ or higher
3 - 4	ON	Below 1 Ω

If the result is not as specified, replace the switch assy.

Fig 3: Measuring Clearance Sonar Switch Resistance

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT SEAT MEMORY SWITCH

Measure the switch resistance.

Standard:

SWITCH CONDITION SPECIFICATION

Tester Connection	Switch Condition	Specified Condition
2 - 6	SET Switch ON	Below 1 Ω
3 - 6	M1 Switch ON	Below 1 Ω
4 - 6	M2 Switch ON	Below 1 Ω
5 - 6	M3 Switch ON	Below 1 Ω

If the result is not as specified, replace the switch assy.

Fig 4: Measuring Switch Resistance

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT OUTER REAR VIEW MIRROR ASSY LH

Disconnect the mirror connector.

Apply battery voltage and check operation of the mirror.

OK:

MEASUREMENT CONDITION SPECIFICATION

Measurement Condition	Specified Condition
Battery positive (+) --> Terminal R39-1 (#MVR) Battery negative (-) --> Terminal R39-10 (#M+R)	Turns upward (A)
Battery positive (+) --> Terminal R39-10 (#M+R) Battery negative (-) --> Terminal R39-1 (#MVR)	Turns downward (B)
Battery positive (+) --> Terminal R39-10 (#M+R) Battery negative (-) --> Terminal R39-9 (#MHR)	Turns right (D)
Battery positive (+) --> Terminal R39-9 (#MHR) Battery negative (-) --> Terminal R39-10 (#M+R)	Turns left (C)

If the result is not as specified, replace the mirror assy.

Fig 5: Disconnecting Mirror Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Apply battery voltage and check the mirror retract operation.

NOTE:

Disconnect and reconnect the battery once between each mirror position check.
The mirror position cannot be changed manually when the battery is connected. If you wish to change the mirror position manually, disconnect the battery first before doing so.

OK:

MIRROR CONDITION SPECIFICATION

Measurement Condition	Mirror Condition	Specified Condition
Battery positive (+) --> Terminal R39-11 (MR-) Battery negative (-) --> Terminal R39-3 (MR+)	Retracted position	Moves from retracted position to driving position
Battery positive (+) --> Terminal R39-3 (MR+) Battery negative (-) --> Terminal R39-11 (MR-)	Driving position	Moves from driving position to retracted position

If the result is not as specified, replace the mirror assy.

Fig 6: Applying Battery Voltage And Checking Mirror Retract Operation

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT OUTER REAR VIEW MIRROR ASSY RH

Disconnect the mirror connector.

Apply battery voltage and check operation of the mirror.

OK:

MEASUREMENT CONDITION SPECIFICATION

Measurement Condition	Specified Condition
Battery positive (+) --> Terminal R40-1 (#MVR) Battery negative (-) --> Terminal R40-10 (#M+R)	Turns upward (A)
Battery positive (+) --> Terminal R40-10 (#M+R) Battery negative (-) --> Terminal R40-1 (#MVR)	Turns downward (B)
Battery positive (+) --> Terminal R40-10 (#M+R) Battery negative (-) --> Terminal R40-9 (#MHR)	Turns right (D)
Battery positive (+) --> Terminal R40-9 (#MHR) Battery negative (-) --> Terminal R40-10 (#M+R)	Turns left (C)

If the result is not as specified, replace the mirror assy.

Fig 7: Applying Battery Voltage And Checking Mirror Retract Operation

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Apply battery voltage and check the mirror retract operation.

NOTE:

Disconnect and reconnect the battery once between each mirror position check.
The mirror position cannot be changed manually when the battery is connected. If you wish to change the mirror position manually, disconnect the battery first before doing so.

OK:

MIRROR CONDITION SPECIFICATION

Measurement Condition	Mirror Condition	Specified Condition
Battery positive (+) --> Terminal R40-11 (MR-) Battery negative (-) --> Terminal R40-3 (MR+)	Retracted position	Mirror moves from retracted position to driving position
Battery positive (+) --> Terminal R40-3 (MR+) Battery negative (-) --> Terminal R40-11 (MR-)	Driving position	Mirror moves from driving position to retracted position

If the result is not as specified, replace the mirror assy.

Fig 8: Applying Battery Voltage And Checking Mirror Retract Operation

INSPECT MIRROR POSITION SENSOR

Check the voltage.

Apply voltage to the terminals with a battery and a dry cell battery, as shown in the table below.

Measure the voltage while the mirror moves between the fully turned downward position and fully turned upward position.

Fig 9: Measuring Voltage While Mirror Moves Between Fully Turned Downward Position And Upward Position

Standard:

VOLTMETER CONDITION SPECIFICATION

Measurement Condition (battery)	Measurement Condition (dry cell battery)	Voltmeter Condition	Mirror Condition	Specified Condition
Battery positive (+) --> Terminal R39/R40-1 Battery negative (-) --> Terminal R39/R40-10	Battery positive (+) --> Terminal R39/R40-5 Battery negative (-) --> Terminal R39/R40-14	Positive lead (+) --> Terminal R39/R40-6 Negative lead (-) --> Terminal R39/R40-14	Turns downward fully	2.8 to 5.0 V
Battery positive (+) --> Terminal R39/R40-10 Battery negative (-) --> Terminal R39/R40-1	Battery positive (+) --> Terminal R39/R40-5 Battery negative (-) --> Terminal R39/R40-14	Positive lead (+) --> Terminal R39/R40-6 Negative lead (-) --> Terminal R39/R40-14	Turns upward fully	0 to 1.0 V

If the result is not as specified, replace the mirror assy.

Measure the voltage while the mirror moves between the fully turned to the left position and fully turned to the right position.

Fig 10: Measuring Voltage While Mirror Moves Between Fully Turned To Position

Standard (right side mirror):

VOLTMETER CONDITION SPECIFICATIONS

Measurement Condition (battery)	Measurement Condition (dry cell battery)	Voltmeter Condition	Mirror Condition	Specified Condition
Battery positive (+) --> Terminal R39/R40-9 Battery negative (-) --> Terminal R39/R40-10	Battery positive (+) --> Terminal R39/R40-5 Battery negative (-) --> Terminal R39/R40-14	Positive lead (+) --> Terminal R39/R40-13 Negative lead (-) --> Terminal R39/R40-14	Turns to the left fully	2.8 to 5.0 V
Battery positive (+) --> Terminal R39/R40-10 Battery negative (-) --> Terminal R39/R40-9	Battery positive (+) --> Terminal R39/R40-5 Battery negative (-) --> Terminal R39/R40-14	Positive lead (+) --> Terminal R39/R40-13 Negative lead (-) --> Terminal R39/R40-14	Turns to the right fully	0 to 1.0 V

If the result is not as specified, replace the mirror assy.

Standard (left side mirror):

VOLTMETER CONDITION SPECIFICATIONS

Measurement Condition (battery)	Measurement Condition (dry cell battery)	Voltmeter Condition	Mirror Condition	Specified Condition
Battery positive (+) --> Terminal R39/R40-9 Battery negative (-) --> Terminal R39/R40-10	Battery positive (+) --> Terminal R39/R40-5 Battery negative (-) --> Terminal R39/R40-14	Positive lead (+) --> Terminal R39/R40-13 Negative lead (-) --> Terminal R39/R40-14	Turns to the left fully	0 to 1.0 V
Battery positive (+) --> Terminal R39/R40-10 Battery negative (-) --> Terminal R39/R40-9	Battery positive (+) --> Terminal R39/R40-5 Battery negative (-) --> Terminal R39/R40-14	Positive lead (+) --> Terminal R39/R40-13 Negative lead (-) --> Terminal R39/R40-14	Turns to the right fully	2.8 to 5.0 V

If the result is not as specified, replace the mirror assy.