Ford Corsar Repair Manual page 241

E.C.C.S. SERVICE OPERATIONS
- 1
Release Fuel Pressure
Fuel pump fusei
\ SEF832G
To check idle speed
1. Disconnect inlet coil harness (adjacent to coil) and connect
adaptor harness (E7 1 18-2) in series.
2. Connect external tachometer to adaptor harness.
3. Ensure vehicle is fully warmed up, and all load (i.e.) headlights,
air conditioner, cooling fans, etc., are turned off.
4. Check idle speed.
M/T
-
800 rpm
A/T
-
800 rpm ("P" range)/750 rpm ("D" range)
5. If idle speed is not to specification, do not adjust throttle butter-
fly. Refer to diagnostic procedure 5.
1. Remove fuse for fuel pump.
2.
Start engine.
3.
After engine stalls, crank engine two or three times to make sure
that fuel pressure is released.
4. Turn ignition switch off and install fuse for fuel pump.
Checking and/or Adjusting Ignition Timing
1. Ensure vehicle is fully warmed up, and all load (i.e.) headlights,
air conditioner, etc., are turned off.
2.
Enter vehicle into Field Service Mode (refer ES-24).
3.
Connect timing light and inspect ignition timing.
4. If required, loosen distributor mounting boltsand rotate distribu-
tor body until timing is correct.
Timing: 5" B.T.D.C.
5. Disconnect timing light.
6. Remove diagnostic bridge.
Checking Idle Speed
Caution: Engine idle speed is ECM controlled via the IAC valve.
The throttle butterfly position is factory set.