Workshop Manuals Factory service & repair Alfa Romeo
01 Introduction and contents02 Vehicle characteristics and maintenance03 Engine – mechanical (Twin Spark)04 Fuel system (Twin Spark)05 Ignition, starting and charging (Twin Spark)06 Engine cooling (Twin Spark)07 Engine – mechanical (V6)08 Fuel system (V6)09 Ignition, starting and charging (V6)10 Engine cooling (V6)11 Electrical diagnosis – introduction and wiring diagram guide12 Electrical 01 – Power supply13 Electrical 02 – Fusebox14 Electrical 03 – Location of grounds15 Electrical 04 – Sidelights16 Electrical 05 – Main and dipped beam headlights17 Electrical 06 – Headlight alignment adjustment18 Electrical 07 – Rear and front fog lamps19 Electrical 08 – Direction indicators and hazard warning lights20 Electrical 09 – Stop lights21 Electrical 10 – Reversing lights22 Electrical 11 – Day lights23 Electrical 11A – Dim-dip device24 Electrical 12 – Interior lighting25 Electrical 13 – Instrument panel26 Electrical 14 – Check panel27 Electrical 15 – Provision for radio28 Electrical 15A – Radio system29 Electrical 16 – Cigar lighter30 Electrical 17 – Horns31 Electrical 18 – Windscreen wipers and washers, headlight washers32 Electrical 19 – Heated rear window and heated door mirrors33 Electrical 20 – Boot release control34 Electrical 21 – Door locking system35 Electrical 21A – Remote control door locking36 Electrical 21B – Anti-theft device37 Electrical 22 – Front power windows38 Electrical 22A – Front power windows (one-touch version)39 Electrical 23 – Rear power windows40 Electrical 24 – Adjustable heated seats41 Electrical 25 – Sunroof42 Electrical 26 – Heating, ventilation and air conditioning43 Electrical 27 – Starting and charging44 Electrical 28 – Engine cooling fan45 Electrical 29 – Motronic ignition and injection46 Electrical 29A – Alfa Romeo CODE immobiliser47 Electrical 30 – ABS48 Electrical 31 – Controlled damping suspension49 Electrical diagnosis – components key50 Clutch51 Gearbox and differential52 Axle shafts53 Front suspension54 Brakes55 Steering56 Rear suspension57 Wheels and tyres58 Electrical system59 Instrument panel and electronic instruments60 Bodywork61 Doors62 Boot and bonnet63 Interior trim64 External trim65 Heating and ventilation
Alfa Romeo 155 Factory Service Manual (1992-1998)05 · Ignition, starting and charging (Twin Spark)
05 · Engine

Removal/refitting

Make
Alfa Romeo
Model
155 Factory Service Manual
Year
1992–1998
Section
Maintenance › Removal/refitting
Ignition, starting and charging (Twin Spark)Removal/refitting

The capacity of the battery to start the engine depends on the charge within it and it is therefore necessary to regularly check it and to carry out any maintenance operations required, especially during the winter when the battery may be affected due to both the greater loading required by the starter motor and the reduced battery capacity at low temperatures.

Clean the surfaces of the battery, the terminals and clamps with a solution of water and sodium bicarbonate. Before reconnecting the clamps cover them with a layer of grease.

CAUTION Do not let any of the fluid used for cleaning to enter the battery as it will react with the electrolyte.

CAUTION The electrolyte fluid is an acid and therefore dangerous for eyes, hands and clothes.

NOTE: Batteries stored in a warehouse or installed on a vehicle but unused for long periods will slowly lose their charge so it will be necessary to recharge them before use.

REMOVAL/REFITTING

  1. Unscrew the screw securing the clamps to the terminals of the battery and disconnect the negative (-) cable first and then the positive (+) cable.

CAUTION When disconnecting the cables from the battery ensure that the engine is not running as this would damage the alternator.

2. Remove the battery ensuring that it is kept in an upright position.

  • When refitting, reverse the procedure and clean and grease the clamps and terminals of the battery.
Battery with labeled parts

CHECKS AND INSPECTIONS

Check that the electrolyte container is not cracked and that the level of the electrolyte covers the electrodes by approximately 5 mm. Also check that the upper surface of the battery is clean and that the contacts are not oxidized.

Check that the cable clamps are well tightened onto the terminals so that an efficient contact is established.

Parts & tools for this job For 1992 Alfa Romeo 155

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