Mazda 3 Owners Manual: Modification and Add-On Equipment
Mazda cannot guarantee the immobilizer and the theft-deterrent systems' operation if the system has been modified or if any add-on equipment has been installed.
| CAUTION To avoid damage to the vehicle, do not modify the system or install any add-on equipment to the immobilizer and the theft-deterrent systems or the vehicle. |
Security System
...
Immobilizer System
The immobilizer system allows the
engine to start only with a key the system
recognizes.
If someone attempts to start the engine
with an unrecognized key, the engine
will not start, thereby hel ...
Other materials:
Crankshaft Position (CKP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
Removal
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.
Do not a ...
Glass Antenna
Purpose, Function
4SD
The AM/FM radio waves and RDS-TMC (Radio Data System-Traffic Message Channel)
radio waves are converted to an electrical signal and the signal is sent to
the audio unit.
5HB (With audio unit (with display))
The RDS-TCM (Radio Data System-Traffic Mes ...
Barometric Pressure (Baro) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Voltage Inspection
NOTE:
Because the BARO sensor is integrated in the PCM, replacing the BARO sensor
includes replacement of the PCM.
1. Connect the M-MDS to the DLC–2.
2. Switch the ignition to ON.
3. Verify that the BARO sensor output voltage (PID: BARO) is within the s ...
