Suzuki VLR1800 Service Manual page 101

When indicating P1750-H for IAP sensor #2 / When indicating P0105-H for IAP sensor #1 (Use of SDS)
Step
1 1) Turn the ignition switch OFF.
2) Remove the fuel tank. Refer to "Fuel Tank Removal and
Installation in Section 1G (Page 1G-8)".
3) Check the IAP sensor coupler (#2 (1) or #1 (2)) for loose
or poor contacts.
If OK, then check the IAP sensor lead wire continuity.
2
4) Disconnect the IAP sensor coupler.
5) Check the continuity between the R wire and Bl/R wire
or G/B wire.
If the sound is not heard from the tester, the circuit
condition is OK.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity (
Action
1
)
(A)
(B)
Engine General Information and Diagnosis:
Yes
Go to Step 2.
I822H1110017-01
I822H1110018-01
1A-32
No
G/B or Bl/R wire shorted
to VCC, or B/Br wire
open.