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:

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 helping to prevent vehicle theft. If you have a problem with the immobilizer system or the key, co ...

Rear Package Trim Removal/Installation
1. Remove the following parts: a. Rear seat cushion. b. Rear scuff plate. c. Tire house trim. d. C-pillar trim. 2. Fold the rear seat back. 3. Remove the fasteners. 4. Pull up the rear package trim in the direction of the arrow (1) shown in the figure while remove the clips and p ...

DSC HU/CM Inspection
1. Disconnect the DSC HU/CM connector.. 2. Connect the negative battery cable.. 3. Attach the tester lead to the DSC HU/CM wiring harness-side connector and inspect voltage, continuity, or resistance according to the standard (reference) on the table. Standard (Reference) ...