20 Most Recent 1996 Volkswagen Golf Questions & Answers

check for 12v at injector plug if no 12v this is fed from the ecu so backtrack all fuses and ecu feeds
you may need new ecu control unit but be sure to check all 12v feeds and earths etc

clean throtle body
marko

It sounds like a heater cord problem .The heater cord is basiclly a small radiator on the inside of the cabin .On older vehicles sediment tends to fill it up so less coolant can flow through it their for less heat can transfer from the engine witch is the source of the heat into the cabin .Some vehicles also have a gate valve or ball valve that turns and shuts off the coolant flow the from the water pump witch drives the coolant every ware it needs to be in the entire system your control inside the cabin opens and closes this valve to let coolant into the heater core if you even have this valve .The best way to tell if the heater core is flowing is to warn the vehicle up to operating temp look for the 5/8 heater hoses going to the left side of the fire wall there will be 2 of them 1 is in 1 is out .One side should be much cooler with the heat on full if not its the core or the valve if you have one .

Check the fuel pump is maintaining pressure.

have the battery replaced and then use a scanner to reset the ECM

Head light switch is faulty.

Hi, Usually, when a part of car that is run by battery failed, first thing to check is the FUSE from the main fuse box or a fuse box somewhere under the hood. Next is to locate the motor that drives the sunroof and have a qualified electrical mechanic check the motor, If the fuse is Ok, and still stopping, then check motor and you may find that only the carbon is the problem. If still the carbon is ok and the sunroof still stop, you may ask the mechanic to check and test the "Stator" and "Rotor" that has failed and may require rewinding of the coil wire.

This system can be scanned for faults, you need that scan done to see what is wrong in the electronics, this takes a dealer level scan tool.

The switch is under the brake pedal on the floor pan

The alarm system needs to be de-activated by turning the key to the unlock position at the drivers door lock cylinder when re-connecting the battery. The alarm control module cannot be disconnected otherwise the vehicle will not start.

No such thing as a brain box PCM,ECM,ECU,BCM,GEM Lots of names for various vehicle computer modules & they seldom fail No signs & nothing you can check & little a professional can check,some day the shops will be up to speed, but that is 20 years way Why not tell us the complete story,with details,test result & such or go to a dealer or local shop for that secret your keeping about the car