Honda SXS700M4 Service Manual page 118

PGM-FI SYSTEM
4-22
3. IACV Circuit Continuity Inspection
Disconnect the PCM 33P (gray) connector [ 1]
(page
4-28).
Check the wires for continuity between the wire
harness side PCM 33P (gray) connector and IACV
4P (black) connector [2] terminals.
TOOL:
Test probe, 2 pack
07ZAJ-RDJA 110
Connection : Black/red (88) - Black/red
Brown (85) - Brown
Brown/blue (830) - Brown/blue
Brownlyellow (89) - Brown/yellow
Is there continuity?
YES - GO TO STEP 4.
NO
Open circuil in the Black/red or Brown
wire
Open circuit in the Brown/blue or
Brown/yellow wire
4. IACV Resistance Inspection
[1[
88
~
I
89
Black/red
[2} Brown!
~~
..
yeUow
I
]
. ~
' 830
@
__ !....
Brown
-@
Brown/blue
Measure the resistance between the IACV side 4P , - - - - - - - - - - - - - - - - - ,
connector terminals.
Connection: 1 A - 18
2A-28
Standard : 120 - 140
0
(20°C/68°F)
18
lA
Is the resistance within the standard value ?
YES - GO TO STEP 5.
NO - Faulty IACV
28
2A
5.
IACV Short Circuit Inspection
Check for continuity between the IACV side 4P , - - - - - - - - - -- - - - - - -,
connector terminals.
Connection : 1A - 2A
18-28
18
Is there continuity?
YES - Faulty fACV
NO - Replace the PCM wi th a known good one
and recheck.
r-~-'
28
lA
2A
1
~
1
1