Suzuki Intruder VZR1800, Service Manual

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FI SYSTEM DIAGNOSIS 5-51
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
.
"
$
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?
7) After repairing the trouble, clear the DTC using SDS tool.
(
#
5-26)
1
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.
YES Go to Step 2.
NO Dg wire or B/Br wire open
1
]
ECM coupler (Harness side)
(Black)
(Gray)