Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMAZDA20133 MAZDASPEED, 2.3L ENG VIN 3REPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTIGNITION SWITCH/STEERING LOCKPOWER SYSTEMSRELAY BLOCK REMOVAL/INSTALLATION [WITH ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM]
2013 Mazda 3 Mazdaspeed, 2.3L Eng VIN 3
Relay Block Removal/Installation [With Advanced Keyless Entry And Push Button Start System]
2013 Mazda 3 Mazdaspeed, 2.3L Eng VIN 3SECTION Relay Block Removal/Installation [With Advanced Keyless Entry And Push Button Start System]
- Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZR 2.0, MZR 2.5] .) (See BATTERY REMOVAL/INSTALLATION [MZR 2.3 DISI TURBO] .) (See BATTERY REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
- Remove the following parts:
- Driver-side front scuff plate (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .)
- Driver-side front side trim (See FRONT SIDE TRIM REMOVAL/INSTALLATION .)
- Hood release lever (See HOOD LATCH AND RELEASE LEVER REMOVAL/INSTALLATION .)
- Upper panel (See UPPER PANEL REMOVAL/INSTALLATION .)
- Shift knob (MTX) (See MANUAL TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION [G66M-R] .) (See MANUAL TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION [A26M-R] .)
- Selector lever knob (ATX) (See AUTOMATIC TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION .)
- Shift panel (See SHIFT PANEL REMOVAL/INSTALLATION .)
- Side wall (See SIDE WALL REMOVAL/INSTALLATION .)
- Console (See CONSOLE REMOVAL/INSTALLATION .)
- Lower panel (See LOWER PANEL REMOVAL/INSTALLATION .)
- Knee bolster (See KNEE BOLSTER REMOVAL/INSTALLATION .)
- Remove the nut and clip.
- Disconnect the connectors.
- Remove the nut and clip.
- Remove the relay block from the bracket.
- Install in the reverse order of removal.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.