Suzuki 2009 LT-A500XP, Service Manual

Page: 109 / 624

Engine General Information and Diagnosis: 1A-38
1 8) Check the continuity between Y wire “B” and terminal
“14”.
Also, check the continuity between R wire “A” and
terminal “6”.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity test (
)
Is the continuity OK?
Go to Step 2. Y or R wire open, or Y
wire shorted to ground.
2 1) Correct 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)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Voltage (
)
TP sensor input voltage
4.5 – 5.5 V
((+) terminal: R – (–) terminal: Ground, (+) terminal: R
– (–) terminal: B/Br)
In the voltage OK?
Go to Step 3. R and Y wire open, or Y
wire shorted to the
ground.
Step Action Yes No
(B)
“B”
(A)
“6”
“A”
“14”
I931H1110031-01
(A)
(B)
I718H1110180-03