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Power Mirror Control System: Inspection

INSPECT LEFT SIDE MIRROR SWITCH CONTINUITY

Fig 1: Identifying Mirror Switch Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Left Side Mirror Switch Continuity Chart
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSPECT RIGHT SIDE MIRROR SWITCH CONTINUITY

Fig 3: Right Side Mirror Switch Continuity Chart
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If continuity is not as specified, replace the switch.

If continuity is as specified, inspect the switch circuit.

INSPECT MIRROR SWITCH CIRCUIT

Disconnect the connector from the switch and inspect the connector on the wire harness side.

Fig 4: Identifying Mirror Switch Connector Terminals

G02845066

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

CONNECTION CONDITION

Tester connection	Condition	Specified condition
7 - Ground	Constant	Continuity
8 - Ground	Ignition switch position LOCK	No voltage
8 - Ground	Ignition switch position ACC or ON	Battery voltage

If the circuit is not as specified, inspect the circuits connected to other parts.

INSPECT MIRROR MOTOR OPERATION
1. Connect the positive (+) lead from the battery to terminal 3 and the negative (-) lead to terminal 1, and check that the mirror turns right side.
  
  Fig 5: Inspecting Mirror Motor Operation Using Terminal 1 And 3
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Reverse the polarity, and check that the mirror turns left side.
  
  Fig 6: Inspecting Mirror Motor Operation Using Terminal 1 And 3 (By Reversing Polarity)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Connect the positive (+) lead from the battery to terminal 3 and the negative (-) lead to terminal 5, and check that the mirror turns to the downward.
  
  Fig 7: Inspecting Mirror Motor Operation Using Terminal 3 And 5
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Reverse the polarity, and check that the mirror turns to the upward.
  
  Fig 8: Inspecting Mirror Motor Operation Using Terminal 3 And 5 (By Reversing Polarity)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If operation is not as specified, replace the mirror assembly.