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1.Disconnect the vacuum hose
from the solenoid valve.
2.Disconnect the harness
connector.
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|
3.4.Use jumper leads
to connect the solenoid valve terminal and the battery
terminals.
5.Observe whether the jumper lead
should be connected or disconnected to/from
the battery (-) terminal, and whether the hand vacuum
pump should be installed or not,
and then apply negative pressure to check the
air-tightness.
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|
Jumper
lead
|
A nipple
condition
|
B nipple
condition
|
Normal
condition
|
Connected
|
Install a hand
vacuum pump
|
Open
|
Negative pressure
leaks
|
Closed
|
Negative pressure
maintained
|
Disconnected
|
Install a hand
vacuum pump
|
Open
|
Negative pressure
maintained
|
Open
|
Install a hand
vacuum pump
|
Negative pressure
leaks
|
|
|
|
|
1.Measure resistance between
the solenoid valve terminals.
Standard value:
29 - 35 Ω (at 20°C)
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