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1A-95 Engine General Information and Diagnosis:
Step
2
1) Turn the ignition switch ON.
2) Measure the voltage between the O/W wire and ground.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
Tester knob indication
Voltage (
)
EVAP system purge control valve voltage
Battery voltage
((+) terminal: O/W – (–) terminal: Ground)
Is the voltage OK?
Active Control Inspection
1) Set up the SDS tool. (Refer to SDS operation manual for further details.)
2) Turn the ignition switch ON.
3) Click "EVAP purge valve operating control" (1).
Action
(A)
I940H1110089-02
Yes
• W/Y wire open or
shorted to ground, or
poor "36" connection
failure.
• If wire and
connection are OK,
intermittent trouble or
faulty ECM.
• Recheck each
terminal and wire
harness for open
circuit and poor
connection.
• Replace the ECM
with a known good
one, and inspect it
again. Refer to "ECM
Removal and
Installation in Section
1C (Page 1C-1)".
1
I940H1110115-01
No
Open or short circuit in
the O/W wire.
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