The first thing to do when choosing the right battery for your car is to pick one with the right external dimensions - your battery needs to fit in the battery tray. You know that your battery is super old and hasn’t been replaced.A distorted, swollen or leaking battery case.Corroded connectors, or terminals coated with excessive discharge.Warning lights or low voltage on voltage indicator gauge.Dim headlights, slow indicators and other electrical issues.Car is hard to start, turns over slowly or not at all - especially if your starter motor clicks instead of starting your vehicle. Here are a few of the most commonly encountered: There are a few tell-tale signs that your battery needs replacing. How do you Know if your Car Needs a New Battery? Once this is completed you will be suggested the right products to suit/fit your vehicle while searching our site. All you need to do is punch in your rego and state or search by make, model and year. You can find the right car batteries and parts for your vehicle by using the My Garage tab at the top of this web page. If yours is on the way out, be sure to pick up a new one from your local Supercheap Auto store before it's too late. Never hammer cable connections onto battery posts, as this can damage the battery posts and cover.A modern battery will generally last between 1 and 4 years, depending on usage. Replace cables, ensuring positive cable is first followed by the negative. Place and tighten the hold downs securely so that the battery cannot move in the tray.Īpply a thin coating of high temperature grease to the posts and cable connections. Place the new battery in the tray, ensuring it sits level and that terminal posts are positioned same as the battery. If terminal clamps or cables are badly corroded, they should be replaced. Terminals should be cleaned and brushed.Ĭable and starter motor connections should be checked and tightened if necessary. If necessary, scrub the area with a water and baking soda mix and rinse with water.Ĭorroded steel parts should be dried and painted with acid proof paint. Undo hold down clamp and remove the battery from the vehicle.Ĭheck battery height to ensure there is sufficient bonnet clearance. This precaution is necessary to avoid damage to wiring and the battery by accidentally grounding tools. Note the location of positive terminal and mark polarity on positive cable. The drive cycle is usually defined in your vehicle manual. If you need to reset the battery management system (BMS), FOB or Idle Stop Start (ISS) system in the case of the warning below, the drivability of the vehicle will be restored after completing at least one drive cycle. A battery backup can be used to retain memory by plugging a power source into the cigarette lighter socket, OBD (On Board Diagnostic) plug or using jumper leads on the positive terminal lead and earthed to the vehicle body. In vehicles that have a computerised electrical system, disconnecting the battery may erase memory from the engine control module (ECM), transmission control module (TCM), clock, radio, security codes and navigation systems. Remove the keys from the ignition and if the vehicle has a Frequency Operated Button (FOB) with keyless entry, the FOB should be kept at least 2 metres clear of the vehicle. Before attempting to disconnect and reconnecting the battery from the vehicle, ensure all electrical equipment is turned off including the ignition system, air-conditioning, lights and radio.
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