1988 OPEL VECTRA check engine

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Page 2 of 525

OPEL VECTRA 1988  Service Repair Manual 16 SV engine
Idle speed
Manual transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .925 ±25 rpm
Automatic transmission . . . . . . . . . . . . . . . . . . . . . . .

Page 3 of 525

OPEL VECTRA 1988  Service Repair Manual 3Air cleaner - removal and
refitting
2
Removal
1Remove the air cleaner element, as
described in Chapter 1.
2Release the crankcase ventilation hose
from the plastic clip on the left-hand side of
the ai

Page 4 of 525

OPEL VECTRA 1988  Service Repair Manual 4Unscrew the two securing bolts, and
withdraw the pump from the camshaft
housing (see illustration).
5Recover the plastic insulating block.
Refitting
6Refitting is a reversal of removal, but ensure
th

Page 5 of 525

OPEL VECTRA 1988  Service Repair Manual 10Throttle pedal - removal and
refitting
3
Removal
1Working inside the vehicle, remove the
lower trim panel from the driver’s footwell.
2Slide the cable retainer from the bracket on
the top of the p

Page 6 of 525

OPEL VECTRA 1988  Service Repair Manual 2A separate idle system operates
independently from the main jet system,
supplying fuel by way of the mixture control
screw.
3The main jets are calibrated to suit engine
requirements at mid-range thro

Page 7 of 525

OPEL VECTRA 1988  Service Repair Manual 13Clean any foreign matter from the float
chamber. Renew the float, the float needle
valve and seat if wear is evident, or if the float
is punctured or otherwise damaged. Check
that the needle valve c

Page 10 of 525

OPEL VECTRA 1988  Service Repair Manual Fast idle cam position
20With the bi-metal housing removed, and
the choke valve gap “B”, correctly set,
continue as follows.
21Open the throttle valve, then close the
choke valve using light finge

Page 12 of 525

OPEL VECTRA 1988  Service Repair Manual Refitting
6On refitting the filter, press it into the union
until it catches (see illustration). The
remainder of the reassembly procedure is the
reverse of removal.
22Throttle valve dashpot
(automati
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