Suzuki Intruder VZR1800 Service Manual page 245

Step 1 (When indicating P0110-H:)
1) Turn the ignition switch OFF.
2) Remove the fuel tank. (#6-3)
3) Check the IAT sensor coupler for loose or poor contacts.
If OK, then check the IAT sensor lead wire continuity.
4) Disconnect the IAT sensor coupler and ECM coupler.
(#5-37)
5) Check the continuity between Dg wire A and terminal Q.
6) Also, check the continuity between B/Br wire B and terminal
S.
"
When using the multi-circuit tester, do not strongly
touch the terminal of the ECM coupler with a needle
pointed tester probe to prevent the terminal damage
or terminal bend.
$ IATS lead wire continuity: Continuity (()
! 09900-25008: Multi-circuit tester set
09900-25009: Needle pointed probe set
) Tester knob indication: Continuity test (()
Is the continuity OK?
YES Go to Step 2.
NO Dg wire or B/Br wire open
7) After repairing the trouble, clear the DTC using SDS tool.
(#5-26)
FI SYSTEM DIAGNOSIS
1
1
(Black)
ECM coupler (Harness side)
5-51
(Gray)