Entertainment System: Overhaul Mazda 3 BK

CENTER PANEL MODULE DISASSEMBLY/ASSEMBLY

Scheme 60

1. Disassemble in the order indicated.
2. Assemble in the reverse order of disassembly.

Scheme 61

1. Pull the cover (upper or lower module) outward, detach clip A from the center panel, and then remove the cover.

Scheme 62

1. Disassemble in the order indicated in the table. DISASSEMBLING ORDER OF AUDIO UNIT 1 Screw 2 Cover (Vehicles without the upper module) 3 Upper module 4 Screw 5 Lower module 6 Base unit
2. Assemble in the reverse order of disassembly.

Scheme 63

1. Disconnect the negative battery cable.
2. Remove the following parts: Decoration panel (See DECORATION PANEL REMOVAL/INSTALLATION .) Front scuff plate (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .) Front side trim (See FRONT SIDE TRIM REMOVAL/INSTALLATION .) Glove compartment (See GLOVE COMPARTMENT REMOVAL/INSTALLATION .)
3. Remove in the order indicated in the table. REMOVAL ORDER OF CAR NAVIGATION UNIT 1 Nut 2 Connector 3 Car-navigation unit
4. Install in the reverse order of removal.

Scheme 64

1. Disconnect the negative battery cable.
2. Remove the decoration panel. (See DECORATION PANEL REMOVAL/INSTALLATION .)
3. Remove in the order indicated in the table. REMOVAL ORDER OF LCD UNIT 1 Screw 2 Connector 3 LCD unit (See «LCD Unit Removal Note»(ref-177789-S23497205512005060700000) .)
4. Install in the reverse order of removal.

Scheme 65

1. Pull the lower LCD unit outward, detach clip A and pin B from the dashboard, and then remove the LCD unit.

Scheme 66

1. Disconnect the negative battery cable.
2. Remove the inner garnish. (See INNER GARNISH REMOVAL/INSTALLATION .)
3. Remove the regulator handle. (Vehicle without power window system) (See REGULATOR HANDLE REMOVAL .) (See REGULATOR HANDLE INSTALLATION .)
4. Remove the front door trim. (See FRONT DOOR TRIM REMOVAL/INSTALLATION .)
5. Remove in the order indicated in the table. REMOVAL ORDER OF FRONT DOOR SPEAKER 1 Screw 2 Connector 3 Front door speaker (See «Front Door Speaker Installation Note»(ref-177789-S42583432372005060700000) .)
6. Install in the reverse order of removal.

Scheme 67

1. Remove the speaker with the wiring harness passing through the groove of the front door module. CAUTION: If the speaker is installed with the wiring harness out of the groove, an open circuit in the wiring harness could occur.

Scheme 68

1. Verify the resistance between front door speaker terminals. If the resistance is not within the specification, replace the front door speaker. Resistance 4 ohms
2. Connect a 1.5 V battery to the front door speaker and verify that noise is sound from the front door speaker. If no sound is output, replace the front door speaker.

Scheme 69

1. Disconnect the negative battery cable.
2. Remove the sail garnish. (5 door) (See SAIL GARNISH REMOVAL/INSTALLATION .)
3. Remove the regulator handle. (Vehicle without power window system) (See REGULATOR HANDLE REMOVAL .) (See REGULATOR HANDLE INSTALLATION .)
4. Remove the rear door trim. (See REAR DOOR TRIM REMOVAL/INSTALLATION .)
5. Remove in the order indicated in the table. REMOVAL ORDER OF REAR DOOR SPEAKER 1 Screw 2 Connector 3 Rear door speaker (See «Rear Door Speaker Installation Note»(ref-177789-S42583432372005060700000) .)
6. Install in the reverse order of removal.

Scheme 70

1. Remove the speaker with the wiring harness passing through the groove of the rear door module. CAUTION: If the speaker is installed with the wiring harness out of the groove, an open circuit in the wiring harness could occur.

Scheme 71

1. Verify the resistance between rear door speaker terminals. If the resistance is not within the specification, replace the rear door speaker. Resistance 4 ohms
2. Connect a 1.5 V battery to the rear door speaker and verify that noise is sound from the rear door speaker. If no sound is output, replace the rear door speaker.

Scheme 72

1. Disconnect the negative battery cable.
2. Remove the inner garnish. (See INNER GARNISH REMOVAL/INSTALLATION .)
3. Remove the front tweeter.
4. Install in the reverse order of removal.

Scheme 73

1. Verify the resistance between front tweeter terminals. If the resistance is not within the specification, replace the front tweeter. Resistance 3.2 ohms
2. Connect a 1.5 V battery to the front tweeter and verify that noise is sound from the front tweeter. If no sound is output, replace the front tweeter.

Scheme 74

1. Disconnect the negative battery cable.
2. Remove the liftgate upper trim. (See LIFTGATE UPPER TRIM REMOVAL/INSTALLATION .)
3. Remove in the order indicated in the table. REMOVAL ORDER OF CONDENSER 1 Bolt 2 Connector 3 Condenser
4. Install in the reverse order of removal.

Scheme 75

1. Disconnect the negative battery cable.
2. Remove the following parts: Sunroof seaming welt (Vehicles with sunroof) Console (4 door) (See CONSOLE REMOVAL/INSTALLATION .) A-pillar trim (See A-PILLAR TRIM REMOVAL/INSTALLATION .) Upper anchor of the front seat belt (See FRONT SEAT BELT REMOVAL/INSTALLATION .) Front scuff plate (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .) Rear scuff plate (See REAR SCUFF PLATE REMOVAL/INSTALLATION .) B-pillar lower trim (See B-PILLAR LOWER TRIM REMOVAL/INSTALLATION .) B-pillar upper trim (See B-PILLAR UPPER TRIM REMOVAL/INSTALLATION .) Rear seat (See REAR SEAT REMOVAL/INSTALLATION .) Tire house trim (See TIRE HOUSE TRIM REMOVAL/INSTALLATION .) Trunk side upper trim (5 door) (See TRUNK SIDE UPPER TRIM REMOVAL/INSTALLATION .) C-pillar trim (See C-PILLAR TRIM REMOVAL/INSTALLATION .) Map light (See MAP LIGHT REMOVAL/INSTALLATION .) Sunvisor (See SUNVISOR REMOVAL/INSTALLATION .) Assist handle (See ASSIST HANDLE REMOVAL/INSTALLATION .) Headliner (See HEADLINER REMOVAL/INSTALLATION .)
3. Remove in the order indicated in the table. REMOVAL ORDER OF CENTER ROOF ANTENNA 1 Antenna rod 2 Antenna feeder 3 Nut 4 Center roof antenna
4. Install in the reverse order of removal.
5. After installation, verify that the rubber of the center roof antenna is installed to the roof panel with no space between them.

Scheme 76

Scheme 77

1. Verify that there is no continuity between the center roof antenna terminals A and C.
2. Inspect for continuity between the center roof antenna terminals. If not as indicated in the table, replace the center roof antenna.

Scheme 78

1. Disconnect the negative battery cable.
2. Remove the following parts: Front scuff plate (Passenger's side) (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .) Front side trim (Passenger's side) (See FRONT SIDE TRIM REMOVAL/INSTALLATION .) Decoration panel (See DECORATION PANEL REMOVAL/INSTALLATION .) Glove compartment (See GLOVE COMPARTMENT REMOVAL/INSTALLATION .) Car-navigation unit (See «CAR-NAVIGATION UNIT REMOVAL/INSTALLATION»(ref-177789-S34502827292005060700000) .) PJB (See PASSENGER JUNCTION BOX (PJB) REMOVAL/INSTALLATION .)
3. Remove in the order indicated in the table. REMOVAL ORDER OF GPS ANTENNA 1 Screw 2 GPS antenna
4. Install in the reverse order of removal.

Scheme 79

Scheme 80

Scheme 81

1. Verify that there is no continuity between the front antenna feeder terminal A and B.
2. Verify that the continuity is as indicated in the table. If not as indicated in the table, replace the front antenna feeder.

Scheme 82

Scheme 83

1. Verify that there is no continuity between the front antenna feeder terminal A and B.
2. Verify that the continuity is as indicated in the table. If not as indicated in the table, replace the rear antenna feeder No. 1 or No. 2.

Scheme 84

1. Disconnect the negative battery cable.
2. Remove the driver-side air bag module. (See «DUAL-STAGE DRIVER-SIDE AIR BAG MODULE»(ref-170410-S23257400662005011000000) .)
3. Remove the steering wheel. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION .)
4. Remove in the order indicated in the table. REMOVAL ORDER OF AUDIO CONTROL SWITCH 1 Cover 2 Audio control switch 2 (See «Audio Control Switch Installation Note»(ref-177789-S41726706552005060700000) .)
5. Install in the reverse order of removal.

Scheme 85

1. Install the audio control switch so that the audio control switch wiring harness passes behind the steering wheel as shown in the figure.

Scheme 86

Scheme 87

1. Disconnect the negative battery cable.
2. Remove the driver-side air bag module. (See «DUAL-STAGE DRIVER-SIDE AIR BAG MODULE»(ref-170410-S23257400662005011000000) .)
3. Disconnect the audio control switch connector.
4. Verify the resistance and continuity between the audio control switch terminals. If the resistance and continuity are not as indicated in the tables, replace the audio control light switch.

AUDIO CONTROL UNIT RESISTANCE

Scheme 88

1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table. REMOVAL ORDER OF CAR-NAVIGATION CONTROL SWITCH 1 Car-navigation control switch (See «Car-Navigation Control Switch Removal Note»(ref-177789-S14880141632005060700000) .) 2 Connector
3. Install in the reverse order of removal.

Scheme 89

1. Pry the car-navigation control switch from the console using a flathead screwdriver wrapped with protective tape.

Scheme 90

1. Operate the car-navigation control switch and verify that the car-navigation system operates normally. If the system does not operate normally, go to the next step.
2. Inspect the wiring harness between the LCD unit and the car-navigation control switch for an open circuit, power short, or a short to ground. If there is any malfunction in the wiring harnesses, repair or replace the applicable wiring harness. If the wiring harnesses are normal, replace the car-navigation control switch.

Scheme 91

1. Disconnect the negative battery cable.
2. Remove the ashtray panel. (See CONSOLE REMOVAL/INSTALLATION .)
3. Remove in the order indicated in the table. REMOVAL ORDER OF CIGARETTE LIGHTER 1 Cigarette lighter plug 2 Socket (See «Socket Removal Note»(ref-177789-S28964616272005060700000) .) 3 Ring (See «Ring Removal Note»(ref-177789-S16941535362005060700000) .)
4. Install in the reverse order of removal.

Scheme 92

Scheme 93

Scheme 94

1. Insert a tape-wrapped flathead screwdriver into the socket hole and push on the ring projection to lift the socket outward.
2. Lift out the socket until the ring projection locks into the lower socket hole as shown in the figure.
3. From the rear of the ashtray, insert a tape-wrapped flathead screwdriver between the socket and the ring as shown in the figure.
4. While lifting the ring projection with the flathead screwdriver, push out and remove the socket.

Scheme 95

1. Pull the ring outward while pressing the tabs.