Timing, Adjust
1 Toothed belt guide roller for adjustment of camshaft pulleys "1" and "2"
2 Toothed belt guide roller for adjustment of camshaft pulleys "3" and "4"
3 Toothed belt drive gear
4 Toothed belt tension roller
I - Adjustment direction if marks on camshaft pulleys are in front of TDC mark.
II - Adjustment direction if marks on camshaft pulleys are behind TDC mark.
III - Tension toothed belt
IV - Release toothed belt
| .P. F1721.tif | 12 | 12 | tiff;; |
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| .D. ICON11.tif | 0,75 | 0,75 | tiff;; Important! |
Adjust on cold engine - room temperature.
Timing adjustment always begins with adjustment of the camshaft pulleys for cylinders 2-4-6.
When the toothed belt tension roller or toothed belt guide rollers are loosened, the crankshaft and the camshafts must not be turned - the toothed belt can jump over.
| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Adjustment of camshaft pulleys for cylinders 2-4-6.
Set Test Gauge KM-800-20 (1) on camshaft pulleys.
Loosen toothed belt guide roller (2).
| .P. F1826.tif | 9 | 16 | tiff;; |
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| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Option 1:
Marks (1) on camshaft pulleys are in front of marks on test gauge - i.e. in front of TDC point.
Turn eccentric on toothed belt guide roller (2) in direction of arrow (counter-clockwise).
Marks (1) on camshaft pulleys are thus turned clockwise towards TDC point.
| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Turn eccentric on toothed belt guide roller further until marks on camshaft pulleys align with Test Gauge KM-800-20.
Fasten toothed belt guide roller - 40 Nm/29.5 lbf. ft.
| .P. F1834.tif | 9 | 16 | tiff;; |
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| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Option 2:
Marks (1) on camshaft pulleys are behind the marks on the test gauge - i.e. behind TDC point.
Turn eccentric on toothed belt guide roller (2) in direction of arrow (clockwise).
Marks (1) on camshaft pulleys are thus turned counter-clockwise towards TDC point.
| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Turn eccentric on toothed belt guide roller further until marks on camshaft pulleys align with Test Gauge KM-800-20.
Even if the camshaft pulleys cannot be turned back far enough towards the TDC point, fasten the toothed belt guide roller - 40 Nm/29.5 lbf. ft.
| .P. F1835.tif | 9 | 16 | tiff;; |
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| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Remove KM-800-10 and KM-800-20.
At fastening bolt of toothed belt drive gear, turn crankshaft two turns (720°) in engine rotational direction to just in front of the TDC mark (3).
Notches on camshaft pulleys (1) are just in front of marks (2) on rear toothed belt cover.
| .D. ICON06.tif | 0,75 | 0,75 | tiff;; Inspect |
Install KM-800-10 again. Using Test Gauge KM-800-20, check adjustment, repeat relevant adjustment procedure if necessary.
| .P. F1823.tif | 9 | 16 | tiff;; |
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| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Adjustment of camshaft pulleys for cylinders 1-3-5.
Set Test Gauge KM-800-20 (1) on camshaft pulleys.
Loosen toothed belt guide roller (2).
| .P. F1836.tif | 9 | 16 | tiff;; |
|---|---|---|---|
| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Option 1:
Marks (1) on camshaft pulleys are in front of marks on test gauge - i.e. in front of TDC point.
Turn eccentric on toothed belt guide roller (2) in direction of arrow (counter-clockwise).
Marks on camshaft pulleys are thus turned clockwise towards TDC point.
| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Turn eccentric on toothed belt guide roller further until marks on camshaft pulleys align with Test Gauge KM-800-20.
Fasten toothed belt guide roller - 40 Nm/29.5 lbf. ft.
| .P. F1841.tif | 9 | 16 | tiff;; |
|---|---|---|---|
| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Option 2:
Marks (1) on camshaft pulleys are behind the marks on the test gauge - i.e. behind TDC point.
Turn eccentric on toothed belt guide roller (2) in direction of arrow (clockwise).
Marks on camshaft pulleys are thus turned counter-clockwise towards TDC point.
| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Turn eccentric on toothed belt guide roller further until marks on camshaft pulleys align with Test Gauge KM-800-20.
Even if the camshaft pulleys cannot be turned back far enough towards the TDC point, fasten the toothed belt guide roller - 40 Nm/29.5 lbf. ft.
| .P. F1837.tif | 9 | 16 | tiff;; |
|---|---|---|---|
| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Loosen toothed belt tension roller.
Tension toothed belt via toothed belt tension roller at eccentric in direction of arrow (counter-clockwise), until eccentric is at left stop.
Tighten toothed belt tension roller slightly.
| .P. F1829.tif | 9 | 7,5 | tiff;; |
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| .D. ICON08.tif | 0,75 | 0,75 | tiff;; Adjust |
Remove KM-800-10 and KM-800-20.
At fastening bolt of toothed belt drive gear, turn crankshaft two turns (720°) in engine rotational direction to just in front of the TDC mark.
| .D. ICON06.tif | 0,75 | 0,75 | tiff;; Inspect |
Install KM-800-10 again. Using Test Gauge KM-800-20, check adjustment of all camshaft pulleys, if necessary repeat adjustment procedure, starting at camshaft pulleys for cylinders 2-4-6.
| .D. ICON06.tif | 0,75 | 0,75 | tiff;; Inspect |
Remove KM-800-10 and KM-800-20.
Loosen toothed belt tension roller slightly and turn eccentric in direction of arrow (clockwise) until marks (1) align.
Fasten toothed belt tension roller - 20 Nm/15 lbf. ft.
| .P. F1830.tif | 9 | 16 | tiff;; |
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| .D. ICON02.tif | 0,75 | 0,75 | tiff;; Install, Connect |
Install torsional vibration damper (1) - counterhold at fastening bolt of toothed belt drive gear -
20 Nm/15 lbf. ft.
| .P. F1822.tif | 9 | 7,5 | tiff;; |
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| .D. ICON02.tif | 0,75 | 0,75 | tiff;; Install, Connect |
Install front toothed belt cover - see operation
"Front Toothed Belt Cover, Remove and Install".
| .P. F1718.tif | 9 | 7,5 | tiff;; |