Mazda 3 Service Manual: HVAC SST

Airflow Mode Main Link Removal/Installation

1. Set the air intake mode to FRESH. 2. Set the air mix mode to MAX COLD. 3. Disconnect the negative battery cable.. 4. Remove the following parts: a. Front doors. b. Front scuff plate. c. ...

Heater Core Inspection

1. Inspect the heater core for damage, cracks, and water leakage. If there is any malfunction, replace the heater core. 2. Visually inspect the fins for bending. If there is any ...

Other materials:

Magnetic Clutch Inspection [Manual Air Conditioner]
1. Connect battery to terminal A of magnetic clutch and ground to A/C compressor body. SKYACTIV-G 2.0 MZR 2.0 MZR 2.5 2. Verify that the magnetic clutch operates. If there is any malfunction, replace the magnetic clutch. ...

Camshaft Position (CMP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection CAUTION: When replacing the CMP sensor, make sure there is no foreign material on it such as metal shavings. If it is installed with foreign material, the sensor output signal will malfunction resulting from fluctuation in magnetic flux and cause a deterioration i ...

Starter Interlock Switch Inspection [Mzr 2.0, Mzr 2.5]
CAUTION: Do not reuse the starter interlock switch if it is removed from the vehicle even once. Replace with a new starter interlock switch when installing. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the starter interlock switch connec ...