Fuel Pump And Its Circuit Check - Suzuki Liana RH418 Supplementary Service Manual

Fuel Pump and Its Circuit Check

Wiring Diagram
+B
BLK/RED
9
21 20
31 30
Troubleshooting
CAUTION
!
Check to make sure that connection is made between correct terminals. Wrong connection can cause
damage to ECM, wire harness, etc.
Step
1 Check fuel pump control system for operation
Is fuel pump heard to operate for 2 sec. after ignition switch
ON?
1
BLK/RED
C41 (31P)
8 7 6 5 4 3 2 1
19 18 17 16 15 14 13 12 11 10
16
29 28 27 26 25 24 23 22 24
Action
Engine General Information and Diagnosis:
C41-24
BRN
PNK
M
2
BLK
G04 (24P) G03 (17P)
6 5
7 6 5 4 3 2 1
12 11
15 14 13 12 11 10 9 8
23 22 21 20 19 18 17
17 16
1. Fuel pump relay
2. Fuel pump
Fuel pump circuit is in
good condition.
IYSY01111110-01
ECM
4 3 2 1
10 9 8 7
15 14 13
Yes
Go to Step 2.
1A-86
S3RH0B1104046
I2RH0B110079-01
No