20 Most Recent 2004 Holden Astra Questions & Answers

DTC U2005 SPI Data-Out High DTC U2004 SPI Data-Out Low These are communication error codes in the integrated electronics of the car, it has to do with the modules "talking" over a network , I can find no other information,. Remember this is a GM product so the dealer may be needed here.

Firstly take it back to the mechanics and explain the situation. If they all don't roll down, then probably a fuse or wiring has been dislodged.

push top down and forward toward glass to release the clips

30 dollars is cheap try to buy that radio for that ?

Very possible this sensor is defective. You may also have a power/ground problem to the sensor or the signal return wiring is bad or the ECM could be defective setting this code. However, most likely the sensor causing problems

at this point I would suggest that he takes it to an accredited service shop or a shop that has experience with the make of vehicle if it is a front wheel drive vehicle then the gear box is on the end of the motor (LHS) and is driven by a chain from the bell housing back down and into the gear box You forgot to say if manual or auto but with all the information that you have supplied , A workshop manual would be a good starting point if your dad wants to tinker with the vehicle

Have a look in the paperwork that came with the car, sometimes there is a separate operating manual with the car's log book, other times it is printed somewhere in the car manual.

Last time I looked It was under the handbrake. Just lift the plastic panel directly below the brake lever.

All code are different ,your dealer can find it for you .will cost you . will need id of owner ship.

If you replaced the timing belt and the car has been doing this, it is possible you are 1 tooth out with the timing belt.

sound like a eath short or the harness has gone faulty start with the basis start by replacing the globes and go from there

Is it manual or auto? If its auto check the gearbox/trans is to the correct level when warm. Check the stick in park and idle. If not tell us more about the car, mileage, when last serviced etc

You can access it by removing the sump but this will involve drain pans and maybe a ramp/lift. Don't get underneath on just a jack. Get jackstands. The plastic end will be floating in the pan.