Check System Relay Pump Relay - Volvo 240 1989 Service Manual

Checks
Fuel system LH2.4 - 240
E12
Check sys tem relay pump relay
Connect lead between ground and no. 20 connection
on conlrol unil connector.
Pump relay should close and start fuel pumps .
Remove ground conneclion lrom no. 20 connection,
bul leave conneclion 10 no. 21.
y:~
'II~
21..1.
20
9
OR
v
E13
ChlM:k air mass meter
1.
Remove rubber sleeve from air mass meier connec·
lor to Iree leads.
Colour
COOl!
S8
s
Blll ch
fl N :II Brown (; , _ Grecn
(;R
=
(; rl' ~
V
=
Vdlow OR
~ () J1l n ~ \!
W
= "
hit c
P
=
Pink VO
=
Viu fc l
R . Red
nr. ..
Blu r
ell ..
( opper
2.
Connect vollmeter between ground and no. 5 con·
nection on alr mass meter connector. Reading
should be approx. 12 V.
v
!l!!!!' -_ _ _...
43