Honda 2006 TRX680FA Service Manual page 320

DRIVETRAIN SYSTEM
B1
• •---H-----I+-+-t--+-C-l
/
PCM 33P {,GRAY) CONNECTOR
(Wire side of female terminal)
2. PCM Power Input line Inspe<:tion
Turn the ignition switch OFF.
Disconnect the PCM 33P (Gray) connector.
Turn the ignition switch ON.
Measure the voltage between the wire harness
side connector terminal and ground.
TOOL:
Test probe 07ZAJ·ROJA110
Connection: 81 {+J- Ground (-I
Is
there battery voltage?
NO _. Inspect the battery/charging system
(page
20-7).
• Open or short circuit in the Black!
L _
blue wire•
• Blown IGN fuse.
YES - GO TO STEP 3.
3. Failure Reproduction
Clear the OIC, test-ride or check trre vehicle
under the conditions indicated as the freeze data
and recheck the DTe.
Is the DTC 31-1 indicated 7
NO - Intermittent failure
YES - Replace the
peM
with a new one and
recheck.
Be carefulnot
to btmd th~
connector
terminals.
DTC 32-1 (FAIL SAFE RELAY CIRCUIT)
1. Recheck Ole
Clear the OTC. turn the ignition switch ON and
recheck the current D1C.
Is the DTC 32-1 indicated?
NO - Intermittent failure.
YES - Replace the PCM with a new one and
recheck.
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