Adjusting injection timing sen- sor
- Make
- Fiat
- Model
- Punto (176) Factory Service Manual
- Year
- 1993–1999
- Section
- Fuel system (1372 T) › Adjusting injection timing sen- sor
ADJUSTING INJECTION TIMING SEN- SOR
Position injection timing sensor with piston pair 1-4 on TDC, with cylinder 4 in combustion phase.
Align TDC marks on crankshaft pulley and rpm sensor mount (Fig. A).
Check that the timing adjustment sign appears in the window on the timing belt guard cover (Fig. B). In this position cylinder (4) is in combustion phase. If not, turn crankshaft through another turn.
With the sensor removed, before fitting in seat, turn the shaft to align roughly reference mark (1) on rotor ring and highlighted with blue paint, with reference notch (2) on the sensor cover slot. Fit sensor in its seat, taking care when positioning electrical connector terminal. If necessary, align reference notches again by turning sensor case.
Tighten sensor in seat.
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