The short answer
Keep headlights white or yellow, steady and aimed correctly. Treat LED bars and extra lamps as high risk in India, wire anything you add through a fuse, and keep your lights clean and aimed.
Do
- Keep the factory headlights, and keep them aimed
- Use white or yellow light only
- Fuse and fit every extra circuit properly
- Carry spare bulbs and fuses
Do not
- Fit coloured, flashing or strobe lights
- Mount an LED bar and drive on the road with it on
- Splice into thick factory wires
- Leave unfused wiring or loose connections
What the rules say
Reports say Rule 106 of the Central Motor Vehicles Rules covers vehicle lighting. White or yellowish-white light is allowed, flashing and strobe lights are reserved for emergency vehicles, and blue, red and other colours are not allowed on private cars. One source says a vehicle may have at most four headlights including fog and auxiliary lamps.
Traffic police in several cities have run drives against aftermarket LED bars and high-intensity lamps, and one report from Bengaluru counted nearly ten thousand cases in a drive. The standard AIS-130 regulates approved LED light sources, and RTO officials say changes from the maker's specification can breach the rules.
Headlights and aim
- Keep them clean. Dirty lenses can cut output badly. The Jimny's headlight washers help, so keep the reservoir full.
- Check the aim. A load or a lift changes the beam angle. See the suspension guide for the headlight bracket.
- Avoid cheap LED bulb swaps. A reflector built for a filament bulb scatters the light of an LED, so the light goes everywhere except the road.
- Use high beam properly. Dip for oncoming traffic.
Adding power safely
- Use a fused circuit. Run each new accessory through its own fuse close to the battery or fuse box.
- Use a relay for big loads. It keeps heavy current away from switches.
- Choose the right cable. Size it for the current and the length, and protect it from heat and rubbing.
- Make good joints. Crimp and seal connections rather than twisting wires, and tie everything down.
- Do not tap thick factory wires. Use the proper fuse box or a battery feed.
For a fridge or second battery, see fridge, dual battery and solar.
Spares and care
- Carry spare bulbs, fuses and a few feet of wire
- Check the lights before every trip
- Wash connectors and seals after water crossings and dust
- Fix rattling or loose wiring early, because it can chafe through
Pick your lighting job
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The call for I want an LED light bar
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Common mistakes
- Fitting an LED bar for the road. It is a frequent target of enforcement.
- Swapping in LED bulbs. Reflectors scatter the light and dazzle others.
- Splicing thick wires. It is the usual cause of electrical failures.
- Skipping fuses. An unfused cable can start a fire.
- Forgetting the headlight aim. A load or a lift changes it.
- Using car lights at camp. It drains the battery.