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1985 Volkswagen Jetta - Page 7 Questions & Answers
Interference or non interference engine
VW gas engines are interference engines. Not sure about the diesel ones. If you have had a timing belt fiasco, then you will have to take the head to a shop. BE SURE they know something about VW engines. I took mine to a reputable engine rebuilder but I had to take it apart again and take the head back because they didn't know to check everything. The first time they replaced bent valves, the second they had to replace valve guides and shave the head. When you get the head back from the shop, turn it upside down and pour water into the combustion chambers. If it leaks out the valves then the head has to go back, it won't work. Your engine will run lean and overheat. Hope this helps.
I have a code P0753
P0753
Shift Solenoid A Electrical
its inside of transmission not very easy to replace it controls the shifting of the transmission
P0763
Shift Solenoid C Electrical
its another transmission shift solenoid
P0758
Shift Solenoid B Electrical
another shift solenoid now my question to you is your transmission shifting normal have you had any work done to your car recently like changeing any seals on your transmission to have theses replaced by a mechanic its gonna be very expensive i could tell you step by step how to change them with theses codes you should be haveing serious shifting issues if you dont have shifting issues reset codes and see if they come back if they do then it could be in the wireing harness comeing from transmission hope this answers your question happy holidays
How to reset ecu on a 2006 vw jetta 2.5
If I remember correctly;
1. Disconect the battery for a while (I'm no sure about the time)
2. Reconect the battery.
3. Turn the ignotion switch to "ON" position but do not start the
car, let it like this for 5 min.
4. Start the car and let is run for about 5 to 10 min without touching the gas pedal.
5. This is the last and the most important step...DRIVE IT HARD
I think this is the way for the ECU to reset and recalibrate TPS, ect....
DO NOT TOUCH THE GAS
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