E
ELEC
–
+
1
2
3
4
5
6
7
8
9
7-42
ECM circuit
1. Measure:
•
ECM input voltage
Out of specification
→
Check the ECM
circuit.
Measurement steps:
1. Disconnect the ECM coupler
1
.
2. Push the unlock button, and then measure
the input voltage between the ECM cou-
pler terminal (wiring harness end) and
ground.
NOTE:
Do not disconnect the coupler
2
or coupler
3
when measuring the ECM input voltage.
ECM input voltage:
Red/yellow (R/Y)
–
Ground
12 V (battery voltage)
R/Y
2
1
3
2. Check:
•
ECM circuit continuity
No continuity
→
Replace the wiring har-
ness assembly.
Checking steps:
1. Disconnect the ECM couplers
1
and
2
.
2. Check the continuity between the ECM
coupler terminals
3
(wiring harness end)
and ground.
B
B
B
2
1
1
2
B
3
Summary of Contents for WaveRunner FX Cruiser SHO
Page 1: ...SERVICE MANUAL FX SHO WaveRunner F1W 28197 1K 11 FX Cruiser SHO LIT 18616 03 12 LIT186160312 ...
Page 58: ...1 53 E GEN INFO MEMO Technical tips ...
Page 82: ...2 23 E SPEC MEMO Cable and hose routing ...
Page 110: ...3 27 E CHK ADJ MEMO General ...
Page 243: ...5 118 E POWR 1 2 3 4 5 6 7 8 9 MEMO Cooling water ...
Page 275: ...6 30 E JET PUMP 1 2 3 4 5 6 7 8 9 MEMO Intermediate housing ...
Page 353: ...E ELEC 1 2 3 4 5 6 7 8 9 7 76 MEMO Indication system ...
Page 410: ...8 55 E HULL HOOD MEMO Deck and hull ...
Page 429: ...9 18 E TRBL ANLS 1 2 3 4 5 6 7 8 9 MEMO Engine unit trouble analysis ...
Page 431: ......
Page 432: ...YAMAHA MOTOR CORPORATION USA Printed in USA Jan 2008 0 0 1 CR E ...