Suzuki Intruder VZ1500 Service Manual page 105

Step
2 7) Check the continuity between the P/B wire "A" and
terminal "21".
Also, check the continuity between the R wire "B" and
terminal "5".
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity (
ECM coupler (Harness side)
"B"
(B)
"5"
Is the continuity OK?
3 1) Connect the ECM coupler.
2) Turn the ignition switch ON.
3) Measure the input voltage between the R wire and
ground.
If OK, the measure the input voltage between the R wire
and B/Br wire.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
Tester knob indication
Voltage ( )
TP sensor input voltage
4.5 – 5.5 V
((+) terminal: R – (–) terminal: Ground, (+) terminal: R
– (–) terminal: B/Br)
Is the voltage OK?
Action
)
"A"
(A)
"21"
V
Engine General Information and Diagnosis:
Yes
Go to Step 2.
I940H1110027-01
Go to Step 3.
(A)
I823H1110031-04
1A-38
No
R and P/B wire open, or
P/B wire shorted to
ground.
Open or short circuit in
the R or B/Br wire.