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.
2004 Ford Mustang Mach 1, StandardFACTORY OEM SERVICE PROCEDURE
Torque Specifications
TORQUE SPECIFICATIONS
| Description | N.m | lb-ft | lb-in |
|---|---|---|---|
| Cylinder head temperature (CHT) sensor - 3.8L and 3.9L | 10 | - | 89 |
| Engine coolant temperature (ECT) sensor - 4.6L (2V) | 20 | - | 15 |
| Engine coolant temperature (ECT) sensor - 4.6L (4V) | 24 | 18 | - |
| Heated oxygen sensors (HO2S) | 41 | 30 | - |
| Catalyst monitor sensors | 41 | 30 | - |
| Crankshaft position (CKP) sensor bolts - 3.8L and 3.9L | 6 | - | 53 |
| Crankshaft position (CKP) sensor bolts - 4.6L | 10 | - | 89 |
| Power steering reservoir bolts | 10 | - | 89 |
| Camshaft position (CMP) sensor bolt - 4.6L | 10 | - | 89 |
| PCM connector to module bolt | 6 | - | 53 |
| Idle air control (IAC) valve bolts | 10 | - | 89 |
| Camshaft synchronizer housing bolt | 25 | 18 | - |
| Throttle position (TP) sensor screws | 3 | - | 27 |
| Fuel pressure sensor bolts | 4 | - | 35 |
| Air intake scoop bolts | 25 | 18 | - |
| Air intake scoop bracket bolt | 25 | 18 | - |
| Air intake scoop bracket nuts | 25 | 18 | - |
| Air intake scoop bracket throttle body nut | 9 | - | 80 |
| Exhaust gas recirculation (EGR) vacuum regulator solenoid bolts | 10 | - | 89 |
Factory Service Tools
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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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