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.
External Pages
2012 Nissan-Datsun Altima Base Service Manual 's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle. Different variant/trim Section 1 (Power Supply, Ground & Circuit Elements (Coupe)) Section 2 (Exterior (Coupe)) Section 3 (Manual Transaxle (6MT: RS6F52A)) Section 4 (Automatic Transaxle (CVT: Re0F09B)) Section 5 (Door & Lock (Coupe)) Section 6 (Clutch) Section 7 (Engine Mechanical (VQ35DE)) Section 8 (Engine Cooling System (VQ35DE)) Section 9 (Engine Lubrication System (VQ35DE)) Section 10 (Exhaust System (VQ35DE)) Section 11 (Starting System (VQ35DE)) Section 12 (Security Control System (Coupe)) Section 13 (Seat (Coupe)) Section 14 (Interior (Coupe)) Section 15 (Power Window Control System (LH Only Anti-Pinch) (Coupe)) Section 16 (Power Window Control System (LH&RH Front Anti-Pinch) (Coupe)) Section 17 (Engine Control System - Introduction (VQ35DE)) Section 18 (Engine Control System - Component Testing (VQ35DE)) Section 19 (Engine Control System - DTCS P0137 To P0448 (VQ35DE)) Section 20 (Engine Control System - DTCS U0101 To P0153 (VQ35DE)) Section 21 (Engine Control System - DTCS P1225 To P2A03 (VQ35DE)) Section 22 (Engine Control System - DTCS P0451 To P1217 (VQ35DE))
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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.
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