Cause | Method of elimination |
Some headlights and taillights do not light | |
| The fuses have blown | Check, replace fuses |
| The lamp filaments burned out | Replace the bulbs |
| Damage to wires, oxidation of their tips or loosening of wire connections | Check, replace damaged wires, strip tips |
The brake light does not work | |
| The brake light switch is faulty | Check with test lamp, replace faulty switch |
The headlights do not switch between low and high beams | |
| Oxidation of headlight switch contacts | Replace the three-lever switch |
| The high beam or low beam relay is faulty | Check and replace the relay |
The direction indicator and headlight switch levers do not lock | |
| Lever lock ball popping out | Replace the three-lever switch |
| Destruction of the lever lock sockets | Same |
Direction indicators do not turn off automatically after completing a turn | |
| Jamming of the return mechanism of the turn signal lever | Replace the three-lever switch |
| Wear or breakage of the derailleur ring projections | Same |
The direction indicator and headlight switch levers do not switch | |
| Jamming of the lever locking balls | Replace the three-lever switch |
| Jamming of the return mechanism of the turn signal switch lever | Same |
The turn signal light does not work | |
| The lamp filament has burned out | Replace the lamp |
| The turn signal and hazard warning light relay is faulty | Replace the relay-breaker |
The turn signal lamp flashes at double speed when the turn signals are turned on* | |
| The front or rear turn signal bulb has burned out | Replace the lamp |
| The turn signal and hazard warning light relay is faulty | Replace the relay-breaker |
* Or lights up constantly (does not flash) if the vehicle is equipped with a 231.3747 emergency alarm and turn signal relay-interrupter.
The original is available on the website VAZbook