Mazda 3 Service Manual: Relay Inspection [Mzr 2.0, Mzr 2.5, Mzr 2.3 Disi Turbo]

Mazda 3 Service Manual / Electrical / Fuses & Junction Blocks / Relay Inspection [Mzr 2.0, Mzr 2.5, Mzr 2.3 Disi Turbo]

Relay Type


Connector type	Part name
Type A	Front fog light relay Headlight relay (HI) Headlight relay (LO) Horn relay TNS relay A/C relay AT main relay (MZR 2.0, MZR 2.5) Fuel pump relay (MZR 2.3 DISI Turbo) Fuel injector relay (MZR 2.3 DISI Turbo) Fuel pump speed control relay (MZR 2.3 DISI Turbo) Starter relay Rear window defroster relay
Type B	DRL relay
Type C	Main relay
Type D	Blower relay

Type A

1. Verify that the continuity is as indicated in the table.

If not as indicated in the table, replace the relay.

Type B

1. Verify that the continuity is as indicated in the table.

If not as indicated in the table, replace the relay.

Type C

1. Verify that the continuity is as indicated in the table.

If not as indicated in the table, replace the relay.

Type D

1. Verify that the continuity is as indicated in the table.

If not as indicated in the table, replace the relay.

Relay Block Removal/Installation [With Advanced Keyless Entry And Push Button Start System]

1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Driver-side front scuff plate. b. Driver-side front side trim. c. Hood release lever. d. Upper panel. e. Shift ...

Relay Inspection [Skyactiv G 2.0]

Relay Type Connector type Part name Type A Front fog light relay Headlight relay (HI) Headlight rel ...

Other materials:

Power Brake Unit Removal/Installation [Mzr 2.3 Disi Turbo]
CAUTION: Once the brake switch clearance has automatically been adjusted, it cannot be adjusted again. Therefore, replace the switch with a new one when replacing the power brake unit or performing any procedure that changes the pedal stroke. Secure the steering wheel using tap ...

Front ABS Wheel Speed Sensor Inspection
Sensor Output Value Inspection CAUTION: Resistance inspection using other testers may cause damage to the ABS wheel-speed sensor internal circuit. Be sure to use the M-MDS to inspect the ABS wheel-speed sensor. 1. Switch the ignition to off. 2. Connect the M-MDS to the DLC-2. ...

Laser Sensor (Front)
The Smart City Brake Support (SCBS) laser sensor is installed at the top of the windshield near the rearview mirror. Always keep the surface of the windshield around the laser sensor clean to assure proper operation of the Smart City Brake Support (SCBS) system. WARNING As ther ...