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Home >> Lexus >> 2004 >> ES 330 V6-3.3L (3MZ-FE) >> Repair and Diagnosis >> Body and Frame >> Mirrors >> Testing and Inspection >> Component Tests and General Diagnostics >> Power Mirror Control System
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Power Mirror Control System

INSPECTION

1. INSPECT OUTER MIRROR SWITCH ASSY




a. Inspect the mirror switch continuity.

Standard:




1. Left side for left/right adjustment switch:
Inspect the left side mirror switch continuity.
If the continuity is not as specified, replace the switch.

Standard:




2. Right side for left/right adjustment switch:
Inspect the right side mirror switch continuity.
If the continuity is not as specified, replace the switch.




2. INSPECT OUTER REAR VIEW MIRROR ASSY LH

Standard:




a. Inspect the mirror motor operation.




b. Check the electro chromic outer mirror operation.
1. Connect the positive lead from the dry cell battery to terminal 1 and the negative lead to terminal 2 then check that the mirror surface changes to "dark".
2. Check the mirror turns to "bright" after disconnecting the battery.

c. Check the mirror heater operation.
1. Check the resistance between terminals 4 and 5 of the connector.
Resistance: 3.4 - 4.5 Ohms

2. Check that the mirror is heated up when connecting the battery positive (+) to terminal 4 and the battery negative (-) to terminal 5 of the connector.




3. INSPECT OUTER REAR VIEW MIRROR ASSY RH

Standard:




a. Inspect the mirror motor operation.




b. Check the electro chromic outer mirror operation.
1. Connect the positive lead from the dry cell battery to terminal 1 and the negative lead to terminal 2, then check that the mirror surface changes to "dark".
2. Check the mirror turns to "bright" after disconnecting the battery.

c. Check the mirror heater operation.
1. Check the resistance between terminals 4 and 5 of the connector.
Resistance: 3.4 - 4.5 Ohms

2. Check that the mirror is heated up when connecting the battery positive (+) to terminal 4 and the battery negative (-) to terminal 5 of the connector.




4. INSPECT OUTER REAR VIEW MIRROR ASSY LH

Standard:




a. Inspect the mirror motor operation.




b. Check the electro chromic outer mirror operation.
1. Connect the positive lead from the dry cell battery to terminal 4 and the negative lead to terminal 10, then check that the mirror surface changes to "dark".
2. Check the mirror turns to "bright" after disconnecting the battery.

c. Check the mirror heater operation.
1. Check the resistance between terminals 3 and 9 of the connector.
Resistance: 3.4 - 4.5 Ohms

2. Check that the mirror is heated up when connecting the battery positive (+) to terminal 3 and the battery negative (-) to terminal 9 of the connector.




5. INSPECT OUTER REAR VIEW MIRROR ASSY RH

Standard:




a. Inspect the mirror motor operation.




b. Check the electro chromic outer mirror operation.
1. Connect the positive lead from the dry cell battery to terminal 4 and the negative lead to terminal 10, then check that the mirror surface changes to "dark".
2. Check the mirror turns to "bright" after disconnecting the battery.

c. Check the mirror heater operation.
1. Check the resistance between terminals 3 and 9 of the connector.
Resistance: 3.4 - 4.5 Ohms

2. Check that the mirror is heated up when connecting the battery positive (+) to terminal 3 and the battery negative (-) to terminal 9 of the connector.




6. INSPECT ACC RELAY




a. Inspect the ACC relay (marking: ACC) continuity.
If the continuity is not as specified, replace the relay.

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