Suzuki kq750 Service Manual page 102

1A-29 Engine General Information and Diagnosis:
P0105-H for IAP sensor (Use of SDS)
Step
1 1) Turn the ignition switch OFF.
2) Remove the front fender. Refer to "Front Side Exterior
Parts Removal and Installation in Section 9D (Page 9D-
6)".
3) Check the IAP sensor coupler for loose or poor contacts.
If OK, then check the IAP sensor lead wire continuity.
4) Disconnect the IAP sensor coupler.
5) Check the continuity between the R wire and 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)
Tester knob indication
Continuity (
(A)
Action
)
Yes
Go to Step 3.
I831G1110026-01
I831G1110028-02
No
G/B wire shorted to
VCC, or B/Br wire open.