Timing system
- Make
- Fiat
- Model
- Croma Factory Service Manual
- Year
- 2005–2010
- Section
- Engine unit › Timing system
Tightening torquesTiming system
TIMING SYSTEM
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Timing fixed chain tensioner pad | Upper bolt | M6 x 1 | (cylinder head side) 0.8 | 2.2 |
| Timing fixed chain tensioner pad | Lower bolt | M6 x 1 | (engine crankcase side) 1.0 | 2.2 |
| Timing moving chain tensioner pad | Bolt | M6 x 1 | (engine crankcase side) 1.0 | 2.2 |
| Cap for timing fixed chain tensioner pad upper bolt | M22 x 1.5 | 6.5 | 2.2 | |
| Timing fixed hydraulic tensioner | M27 x 2 | 7.5 | 2.2 | |
| Camshaft toothed drive pullies | Bolt (to be replaced) | M12 x 1.75 | (camshaft side) 8.5 + 30° + 15° | 2.2 |
| Timing upper chain tensioner pad | Bolt (with thread-locking agent) | M6 x 1 | (cylinder head side) 1.0 | 2.2 |
| Timing moving tensioner | Nut | M8 | 2.3 ÷ 2.8 | 1.9 JTD 16v 1.9 JTD 8v |
| Timing moving tensioner | Bolt | 2.0 | 1.8 | |
| Driven toothed pulley | Bolt | M12 | (camshaft side) 2.9 - 3.2 + 40° | 1.9 JTD 16v 1.9 JTD 8v |
| Camshaft gears | Bolt | M12 | (camshaft side) 2.9 - 3.2 + 40° | 1.9 JTD 16v |
| Toothed drive pulley | Left hand bolt | M16 | (crankshaft side) 32.3 - 35.7 | 1.9 JTD 16v 1.9 JTD 8v |
| Timing tensioners support | Bolt | M10x1.25 | (engine crankcase side) 4.5 - 5.5 | 1.9 JTD 16v 1.9 JTD 8v |
| Timing fixed tensioner | Bolt | M10 | (engine crankcase side) 4.5 - 5.5 | 1.9 JTD 16v 1.9 JTD 8v |
| Timing fixed tensioner | Bolt (to be replaced) | 2.5 | 1.8 | |
| Timing tensioner moving support | Bolt | M12 | 2.8 ÷ 3.1 + 40° +/- 2° | 1.9 JTD 8v |
| Timing belt idler pulley | Bolt | 2.5 | 1.8 |
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Camshaft caps | Bolt | M8x 1.25 | (cylinder head side) 2.2 | 2.2 |
| Inlet side camshaft rear cover | Bolt | (cylinder head side) 0.9 | 2.2 | |
| Camshaft caps | Bolt | 0.8 | 1.8 | |
| Camshaft caps | Bolt | M7 | (cylinder head side) 1.3 - 1.6 | 1.9 JTD 8v |
| Camshaft caps | Bolt | M6 | (cylinder head side) 0.8 - 1.0 | 1.9 JTD 8v |
| Variable valve timing actuator | Bolt (to be replaced) | 6.5 + 120° + 15° | 1.8 |
Parts & tools for this job For 2005 Fiat Croma
- PARTEngine gasket setSearch: Fiat Croma 2005 engine gasket set
- TOOLTorque wrenchSearch: 3/8 inch torque wrench
- TOOLFeeler gauge setSearch: feeler gauge set
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