System Specifications

2001 Volvo S40 L4-1.9L Turbo VIN 29 B4204T3SECTION System Specifications




Spin the idler pulley and listen for noise. When replacing with a new idler pulley, tighten 24 Nm

Install the new belt in the following order
- crankshaft
- the idler pulley
- intake camshaft
- exhaust camshaft
- water pump
- belt tensioner

Hold the eccentric securely. Tighten the center screw 20 Nm







Screw the engine mounting into place on the engine. Tighten 67 Nm


Install the screws on the bracket for the bodywork. Tighten 50 Nm

Belt tensioner (mechanical) 20 Nm

Timing gear pulley
(camshafts without variable valve timing) 20 Nm

Timing gear pulley (camshafts with variable valve timing) 10 Nm

Timing cover, front 12 Nm

Timing cover, upper 8 Nm

Vibration Damper
flanged screws x4
Stage 1 25 Nm
Stage 2 angle-tighten 30 degrees

Center nut 180 Nm

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.