Mazda 3 Service Manual: Refrigerant Pressure Sensor Inspection [Manual Air Conditioner]
MZR 2.0, MZR 2.5
1. Install the manifold gauge.
2. Verify the high-pressure side reading of the manifold gauge.
3. Measure the terminal voltage of the climate control unit.
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1G,1H and 2J
4. Verify that below graph as measure the terminal voltage 2J.
5. Follow the climate control unit inspection when measure the other terminal voltage..
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Terminal 1G: 1.0 V or less
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Terminal 1H: Approx. 5 V (Ignition switch on)
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If the each voltage is not normal, inspect the related wiring harness.
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If there is any malfunction, replace the related wiring harness.
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If wiring harness is normal, replace the refrigerant pressure sensor.
SKYACTIV-G 2.0
1. Install the manifold gauge.
2. Verify the high-pressure side reading of the manifold gauge.
3. Measure the terminal voltage of the PCM.
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2BB, 2AX and 2AJ
4. Verify that below graph as measure the terminal voltage 2AX.
5. Follow the PCM inspection when measure the other terminal voltage..
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Terminal 2BB: 1.0 V or less
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Terminal 2AJ: Approx. 5 V (Ignition switch on)
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If the each voltage is not normal, inspect the related wiring harness.
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If there is any malfunction, replace the related wiring harness.
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If wiring harness is normal, replace the refrigerant pressure sensor.
Refrigerant Pressure Sensor Inspection [Full Auto Air Conditioner]
MZR 2.3 DISI Turbo, MZR 2.5
1. Install the manifold gauge.
2. Verify the high-pressure side reading of the manifold gauge.
3. Measure the terminal voltage of the climate control unit.
1C, ...
Refrigerant Pressure Sensor Removal/Installation [Full Auto Air Conditioner]
1. Disconnect the negative battery cable..
2. Discharge the refrigerant..
3. Disconnect the refrigerant pressure sensor connector.
CAUTION:
If moisture or foreign material enters the ref ...
Other materials:
Steering Wheel And Column Removal/Installation [With Advanced Keyless Entry
And Push Button Start System]
WARNING:
Handling the air bag module improperly can accidentally operate (deploy)
the air bag module, which may seriously injure you. Read the service warnings
before handling the air bag module..
1. Remove the driver-side front scuff plate..
2. Remove the driver-side front sid ...
Map Light Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the tabs shown in the figure.
3. Pull the map light in the direction of the arrow (1) shown in the figure and
remove the map light while detaching the clips.
4. Disconnect the connector.
5. Install in the reverse order of removal ...
Headliner Removal/Installation
1. Shift to the D (ATX) or 4th gear (MTX) position. (4SD)
2. Disconnect the negative battery cable..
3. Remove the rain sensor cover. (Vehicles with auto light/wiper system).
4. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system)
5. Partially peel back the seaming ...