Purpose/Function
The fuel tank pressure sensor detects the fuel tank pressure.
Fuel tank pressure sensor is only used for OBD.
Construction
The fuel tank pressure sensor is equipped to the charcoal canister.

A piezoelectric-type sensor has been adopted.
Operation
Inputs the pressure in the fuel tank to the PCM.

Fuel tank pressure sensor characteristic

Fail-safe
Function not equipped.
Fuel Tank Pressure Sensor Inspection
IntakeAmbient Temperature Sensor [Manual Air Conditioner]
Purpose
The ambient temperature sensor detects the ambient temperature.
Function
The ambient temperature sensor converts the detected temperature to an electric
signal.
Construction
A thermistor-type ambient temperature sensor has been adopted.
The ambient ...
Break-In Period
No special break-in is necessary, but a few precautions in the first 1,000 km
(600 miles) may add to the performance, economy, and life of your Mazda.
• Do not race the engine.
• Do not maintain one constant speed,
either slow or fast, for a long period of time.
• Do not drive constantl ...
Door Lock Switch Inspection
Driver's Side
1. Disconnect the negative battery cable..
2. Remove the door lock switch..
3. Verify that the continuity is as indicated in the table.
If the continuity is not as indicated in the table, replace the door lock
switch.
Passenger's Side
1. Disconnec ...