·_1
HIGH
1.
MAP Sensor System Inspection
Turn the ignition switch
ON
and engine stop switch
"O".
Check the MAP sensor with the MCS tester.
Is about 5 Vindicated?
YES -
GO
TO STEP
2.
NO - Intermittent failure
2. MAP Sensor Inspection
Turn the ignition switch OFF.
Disconnect the sensor unit
SP
(Black) connector.
Connect the sensor unit
SP
(Black) connector
[1]
terminals of the wire harness side with a jumper wire
[2].
CONNECTION:Yellow/red - Green/orange
Turn the ignition switch
ON.
Check the MAP sensor with the MCS tester.
Is about O Vindicated?
YES -
Replace the sensor unit with a new one
and
recheck (Faulty MAP sensor)
NO
-
GO
TO STEP
3.
3.
MAP Sensor Output Line Open Circuit
Inspection
Turn the ignition switch OFF.
Disconnect the ECM
21
P (Gray) connector.
Check for continuity between the sensor unit
SP
(Black) connector
[1]
and ECM
21
P (Gray)
connector
[2]
of the wire harness side.
[1]
Green/orange
[2]
[1]
CONNECTION:Yellow/Red -
811
(Yellow/red)
STANDARD: Continuity
Yellow/red
Is there continuity?
YES -
GO
TO STEP
4.
NO -
Open circuit
in
the Yellow/red wire
4.
MAP Sensor Ground Line Open Circuit
Inspection
Check for continuity between the sensor unit
SP
[
1
]
(Black) connector [1] and ECM
21
P (Gray)
connector
[2]
of
the wire harness side. \
CONNECTION:
Green/orange -
87
(Green/orange)
STANDARD: Continuity
Is
there continuity?
YES - Replace the
ECM
with a new one
and
recheck.
NO -
Open circuit
in
the Green/orange wire
Green/
orange
[2]
B7
[2]
SYSTEM
Yellow/red
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