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 MANUALSMAZDA20105 SPORT, 2.3 L, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 217 (IGNITION SYSTEM)HIGH-TENSION LEAD REMOVAL/INSTALLATION
2010 Mazda 5 Sport, 2.3 L, Standard
High-Tension Lead Removal/Installation
2010 Mazda 5 Sport, 2.3 L, StandardSECTION High-Tension Lead Removal/Installation
WARNING: This page is about a different car, the 2004 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
- Improper installation of the high-tension lead could result in a harmful electrical influence of other electrical parts, or in a ground fault due to damage to the lead. Be sure to install the lead in the same position and routing as when it is removed.
- Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .)
- Remove the battery cover.
- Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .)
- Remove the air hose. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .)
- Remove the high-tension lead from the ignition coil and the spark plug.CAUTION:
- Install the high-tension lead with blue and green tape on the trailing side.
- 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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.