Diagnosis Procedure
1.
CHECK INTAKE SENSOR SIGNAL
Ignition switch ON.
Check voltage between A/C amp. harness connector.
A/C amp.
Voltage
Connector
Terminal
+
-
M54
23
26
Is the inspection result normal?
Replace A/C amp. Refer to
A/C AMP. REMOVAL AND INSTALLATION
.
.
2.
CHECK INTAKE SENSOR POWER SUPPLY
Ignition switch OFF.
Disconnect intake sensor connector.
Ignition switch ON.
Check voltage between intake sensor harness connector and ground.
+
-
Voltage
(Approx.)
Intake sensor
Connector
Terminal
M135
1
Ground
5 V
Is the inspection result normal?
.
.
3.
CHECK INTAKE SENSOR
Check intake sensor. Refer to Component Inspection
Component Inspection
.
Is the inspection result normal?
Replace A/C amp. Refer to
A/C AMP. REMOVAL AND INSTALLATION
.
Replace intake sensor. Refer to
Removal and Installation
.
4.
CHECK INTAKE SENSOR POWER SUPPLY CIRCUIT FOR SHORT
Ignition switch OFF.
Disconnect A/C amp. connector.
Check continuity between intake sensor harness connector and ground.
Intake sensor
—
Continuity
Connector
Terminal
M135
1
Ground
Not existed
Is the inspection result normal?
Replace A/C amp. Refer to
A/C AMP. REMOVAL AND INSTALLATION
.
Repair harness or connector.