Volvo 240 1989 Service Manual page 33

Fault tracing
Fuel svstem LH2.4 - 240
.0
- - 0
(I:
- -(I:
C
(I:
C
1 2 4
A13
Vehicles with automati c transmissi on
(Testing idte speed compensation.)
Depress the brake pedal. Ptace the gear setector
tever in position D and then in position N again.
The light diode should turn off and tllen flash the
1-2­
4
code seri es.
II the light diode continues to flash rapidly,
see E22_
Turn engine olf.
Control function 3
the selector cable 10 pi n
A14
Turn on ignition.
Open the diagnostic socket cover and connect
no. 2.
A15
Dep re ss the button In the diagnostic socket
three Urnes.
Each time ttle button is depressed, it should be
kept in for at least 1 second, but not more than 3.
While the light diode continues to flash with the
same frequency , each of the tollowing should
hegin to operate:
- Injectors
If
they don't operate, but the lighl diode flashes ,
see E17 .
- Idle valve
If it doesn't operate, but the light diode flash es,
seeE20.
31