Mazda 3 Service Manual: Evaporator Temperature Sensor Inspection [Manual Air Conditioner]
NOTE:
-
Inspect the evaporator temperature sensor when it is installed to the A/C unit.
1. Set the fan speed MAX HI.
2. Set the temperature control at MAX COLD.
3. Set the RECIRCULATE mode.
4. Turn the A/C switch off.
5. Close all doors and windows.
6. Wait for 5 min
.
7. Disconnect the evaporator temperature sensor connector.
8. Measure the temperature at the blower inlet.
9. Measure the resistance between the evaporator temperature sensor terminals.
-
If the resistance is not as shown in the graph, replace the evaporator temperature sensor.
Evaporator Temperature Sensor Inspection [Full Auto Air Conditioner]
NOTE:
Inspect the evaporator temperature sensor when it is installed to the A/C
unit.
1. Set the fan speed MAX HI.
2. Set the temperature control at MAX COLD.
3. Set the RECIRCULA ...
Other materials:
Cooling System Cap Inspection [Mzr 2.0, Mzr 2.5]
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may shoot out and cause serious injury. It may also damage
the engine and cooling system.
Tu ...
Brake Fluid Pressure Sensor Inspection
1. Switch the ignition to off.
2. Install the SSTs to the master cylinder (secondary side) as shown in
the figure.
NOTE:
When installing the SST (49 D043 0A0) to the master cylinder, use
a commercially available flare nut wrench (flare nut across flat 12 mm {0.47
in}).
...
Crankshaft Position (CKP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
CAUTION:
When foreign material such as an iron chip is on the CKP sensor, it can cause
abnormal output from the sensor because of flux turbulence and adversely affect
the engine control. Be sure there is no foreign material on the CKP sensor when
replacing.
...
