Workshop Manuals Factory service & repair Vauxhall
01 General Vehicle Information02 Maintenance, Body and Chassis Sheet Metal Parts, Frame03 Body Equipment04 Heating, Ventilation, Air Conditioning (HVAC)05 Front Wheel Suspension, Wheels and Tyres06 Rear Axle and Rear Wheel Suspension07 Brakes08 Engine and Engine Aggregates09 Clutch and Transmission10 Fuel and Exhaust System11 Steering12 Electrical Equipment and Instruments13 Accessories
Vauxhall Astra13 · Accessories
13 · Body & interior

Equalizer, Service Install (Radio)

Make
Vauxhall
Model
Astra
Section
Radio › Repair Instructions › Equalizer, Service Install
AccessoriesEqualizer, Service Install

Equalizer, Service Install

Up to Model Year 1989:

 

The equalizer is installed in the centre console instead of the parcel shelf.

Disconnect battery ground cable.

Object Number: 2375234  Size: DEFAULT

 

 

Remove parcel shelf from centre console.

To do this, release two upper retaining lugs and lift parcel shelf out of lower retainer.

Object Number: 2375235  Size: DEFAULT

 

 

On vehicles with catalytic converter, press out parcel shelf from upper centre console.

Object Number: 2375906  Size: DEFAULT

 

 

Insert equalizer in frame, screw in from side and connect electrically according to circuit diagram.

 

1     Ground connection

2     Positive connection to fuse box

3     Positive connection to radio terminal, switched +

4     4 loudspeaker connections

5     Connection (red) to radio for front left loudspeaker

6     Connection to radio for front right loudspeaker

Object Number: 2375236  Size: DEFAULT

 

 

Equalizer Circuit Diagram

 

1     Radio

2     Positive lead (switched)

3     Ground lead

4     Permanent positive lead

5     Loudspeaker connection, "green", rear left

6     Loudspeaker connection, "red", front left

7     Loudspeaker connection, "colourless", front right

8     Loudspeaker connection, "white", rear right

9     Rear of equalizer

10   Loudspeaker connection, "red"

11   Loudspeaker connection, "colourless"

12   Loudspeaker connection, front left

13   Loudspeaker connection, front right

Object Number: 2375237  Size: DEFAULT

 

 

Connect positive lead to fuse box terminal "30".

To do this, install adapter sleeve.

Object Number: 2375238  Size: DEFAULT

 

 

Screw ground lead to steering column support with self-tapping screw and toothed lock washer.

Object Number: 2375153  Size: DEFAULT

 

 

Install bracket in vehicles with catalytic converter bracket.

To do this, remove self-tapping screw from centre console.

Insert bracket and screw down firmly.

Object Number: 2375907  Size: DEFAULT

 

 

Insert lower part of equalizer frame in console and push upper part into catches.

Object Number: 2375239  Size: DEFAULT

 

 

Illus. C 1848 shows version on vehicles with catalytic converter.

Object Number: 2375908  Size: DEFAULT

 

 

Connect battery ground cable.

Check equalizer for proper functioning

 

 

 

Parts & tools for this job For Vauxhall Astra

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