Mazda 3 Service Manual: Auto Dimming Mirror Inspection

Mazda 3 Service Manual / Body / Mirrors / Auto Dimming Mirror Inspection

1. Measure the voltage at each terminal.

If the voltage is not as specified in the Terminal Voltage Table (Reference), inspect the parts under “Inspection item (s)” and related wiring harnesses.

If the system does not work properly even though the inspection items or related wiring harnesses do not have any malfunction, replace the auto-dimming mirror.

Terminal Voltage Table (Reference)


Terminal	Signal name	Connected to	Measured condition	Voltage (V)	Inspection item(s)
A	Power supply (IG1)	Ignition switch METER 15 A fuse	Switch the ignition to ON	B+	Ignition switch METER 15 A fuse Related wiring harnesses
A	Power supply (IG1)	Ignition switch METER 15 A fuse	Switch the ignition to Off	1.0 or less	Ignition switch METER 15 A fuse Related wiring harnesses
B	R position signal	Back-up light switch/TR switch	R position	B+	Back-up light switch/TR switch Related wiring harnesses
B	R position signal	Back-up light switch/TR switch	Other than R position	1.0 or less	Back-up light switch/TR switch Related wiring harnesses
D	GND	Body ground	Under any condition	1.0 or less	Related wiring harnesses

Mirrors

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Auto Dimming Mirror Installation

1. Install the auto-dimming mirror onto the base. 2. Install the screw. 3. Connect the auto-dimming mirror connector. 4. Connect the negative battery cable.. ...

Other materials:

Key Reminder Switch Inspection
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Front Shock Absorber And Coil Spring Disassembly/Assembly
WARNING: Removing/installing the shock absorber and coil spring is dangerous. The shock absorber and coil spring could fly off and cause serious injury or death, and damage the vehicle. 1. Remove the front shock absorber and coil spring.. 2. Remove in the order indicated in the ...

Personalization Features
The following personalization features can be set or changed by an Authorized Mazda Dealer. Consult an Authorized Mazda Dealer for details. Additionally, some of the personalization features can be changed by the customer depending on the feature. Personalization features which can be ch ...