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.
2012 Mazda 2 L4-1.5LFACTORY OEM SERVICE PROCEDURE
Engine Disassembly/Assembly
ENGINE DISASSEMBLY/ASSEMBLY [MZR 1.5]
1. Remove the fuel line bracket.
2. Using the bolts part number 99794 1025 or M10x1.25, length 25 mm {0.99 in} to install the SST to the position shown in the figure, hang the engine and transaxle, and then take it down from the engine jack.
Tightening torque
- 38-51 Nm {3.9-5.2 kgf-m, 29-37 ft-lbf}
3. Remove the joint shaft. Joint Shaft Removal/Installation
4. Remove the engine from the transaxle. (See Automatic Transaxle Removal/Installation (ATX).) (See Manual Transaxle Removal/Installation (MTX).)
5. Remove the EGR pipe and EGR valve. Service and Repair Service and Repair
6. Remove the intake-air system. Service and Repair
7. Remove the exhaust system. Service and Repair
8. Remove the ignition coils. Service and Repair
9. Remove the crankshaft position (CKP) sensor. Service and Repair
10. Install in the reverse order of removal.
Factory Service Tools
Use the Manual With the Right Hardware
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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.