Nissan Sentra Service Manual: Removal and installation

Audio unit

Exploded view

1. Audio unit
2. Audio unit bracket (LH)
3. Audio unit bracket (rh)

Removal and installation

Removal

1. Disconnect the negative battery terminal. Refer to pg-50, "removal and installation (battery)".
2. Remove cluster lid c lower. Refer to ip-20, "removal and installation - cluster lid c lower".
3. Remove the audio unit screws, then pull out the audio unit.
4. Disconnect the harness connectors from the audio unit and remove.

Installation

Installation is in the reverse order of removal.

Front tweeter

Removal and Installation

Removal

1. Remove the front pillar finisher. Refer to int-24, "front pillar finisher : removal and installation".
2. Disconnect the harness connector (b) from the front tweeter speaker.
3. Remove the front tweeter speaker screw (a) from the front tweeter speaker (1) and remove.

Installation

Installation is in the reverse order of removal.

Front door speaker

Removal and installation

Removal

1. Remove the front door finisher. Refer to int-15, "removal and installation".
2. Remove the front door speaker screws (B).
3. Disconnect the harness connector (a) from the front door speaker (1) and remove.

Installation

Installation is in the reverse order of removal.

Rear speaker

Removal and installation

Removal

1. Remove the rear parcel shelf finisher. Refer to INT-33, "Removal and Installation".
2. Remove the rear speaker screws (a).
3. Disconnect the harness connector from the rear speaker (1) and remove.

Installation

Installation is in the reverse order of removal.

Steering switch

Exploded view

1. Steering wheel rear finisher
2. Steering wheel
3. Steering switches

Pawl

Removal and installation

Removal

1. Remove the steering wheel. Refer to st-10, "removal and installation".
2. Release the pawls on the steering wheel rear finisher and remove
3. Remove the steering switches screws (a).
4. Remove the steering switches (1) from steering wheel (2).

Installation

Installation is in the reverse order of removal.

Antenna feeder

Location of antenna

1. M107
2. Antenna feeder
3. M138
4. M503
5. M502
6. M501

Window antenna repair

Element check

1. Attach probe circuit tester (ohm setting) to antenna terminal on each side.

• When measuring continuity, wrap tin foil around the top of probe. Then, press the foil against the wire with your finger.

2. If an element is broken, no continuity will exist.

3. To locate a break, move probe along element. Tester indication will change abruptly when probe passes the broken point.

Repair equipment

• Conductive silver composition (dupont no. 4817 Or equivalent)
• Ruler 30 cm (11.8 In) long
• Drawing pen
• Heat gun
• Alcohol
• Cloth

Repairing procedure

1. Wipe broken heat wire and its surrounding area clean with a cloth dampened in alcohol.
2. Apply a small amount of conductive silver composition to tip of drawing pen.

   Shake silver composition container before use.

3. Place ruler on glass along broken line. Deposit conductive silver composition on break with drawing pen. Slightly overlap existing heat wire on both sides [preferably 5 mm (0.20 in)] of the break.

4. After repair has been completed, check repaired wire for continuity.

   This check should be conducted 10 minutes after silver composition is deposited.

   Do not touch repaired area while test is being conducted.

5. Apply a constant stream of hot air directly to the repaired area for approximately 20 minutes with a heat gun. A minimum distance of 3 cm (1.2 In) should be kept between repaired area and hot air outlet.

   If a heat gun is not available, let the repaired area dry for 24 hours.

Antenna amp

Removal and installation

Removal

1. Remove the rear pillar finisher (rh). Refer to int-29, "rear pillar finisher : removal and installation".
2. Disconnect the antenna amp. Harness connector (a) from the rear window glass.
3. Disconnect the harness connector (C) from the antenna amp.

   (1).

4. Remove the antenna amp. Screw (b) and the antenna amp. (1).

Installation

Installation is in the reverse order of removal.

Window antenna

Removal and installation

The window antenna is serviced as an assembly with the filament. Refer to def-47, "inspection and repair".

Bluetooth control unit

Removal and Installation

Removal

1. Remove the glove box assembly. Refer to ip-22, "removal and installation".
2. Remove the bluetooth control unit screws (a) and position aside the bluetooth control unit assembly (1).
3. Disconnect the bluetooth control unit connectors (c) and release the harness retainer (b) from the bluetooth control unit bracket.
4. Release the harness clip (d) from the bluetooth control unit bracket and remove the bluetooth control unit (1).

5. Remove the bluetooth control unit bracket screws (a), then remove the bluetooth control unit (2) from the bluetooth control unit bracket (1).

Installation

Installation is in the reverse order of removal.

Microphone

Removal and installation

Removal

1. Remove the front room/map lamp assembly. Refer to INL-52, "Removal and Installation".
2. Disconnect the microphone connector (A) from the front room/ map lamp assembly (2).
3. Release the microphone pawls, then remove the microphone (1).

Pawl

Installation

Installation is in the reverse order of removal.

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