Mazda 3 Service Manual: 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.
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1C, 1E 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 1E: 1.0 V or less
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Terminal 1C: 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.
Pressure Sensor Removal/Installation [Two Step Deployment Control System]
1. Switch the ignition to off.
2. Disconnect the negative battery cable and wait for 1 min or more..
3. Remove the inner garnish..
4. Remove the front door trim..
5. Remove the bolts.
6 ...
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.
1G,1H and 2J
...
Other materials:
Front Beltline Molding Removal/Installation
1. Fully open the front door glass.
2. Disconnect the negative battery cable..
3. Remove the inner garnish..
4. Remove the front door trim..
5. Remove the power outer mirror..
6. Remove clip A using a fastener remover and pull the front beltline molding
in the direction of the arrow (1) ...
Throttle Position (TP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Voltage Inspection
CAUTION:
The inspection cannot be performed with this method correctly if there is
a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs
related to the APP sensor or throttle valve actuator are stored before the inspection.
NOTE:
...
Fuel-Filler Lid and Cap
WARNING
When removing the fuel-fi ller cap,
loosen the cap slightly and wait for any
hissing to stop, then remove it:
Fuel spray is dangerous. Fuel can
burn skin and eyes and cause illness
if ingested. Fuel spray is released
when there is pressure in the fuel tank
and ...
