tick over again and injection quantity
heres my probelm.
CAR HAS DONE 190,000
with air con on in vcds 001 my injection quantity is 4.1 mg with air con of drops TO 1.9 mg
with air con on vcds 013 my injection quantity deviation cyl.1 is -1.08 with air con of drops to -3.01 mg
when air con is of engine ticks over with a slight stutter.
i have changed in tank fuel pump. and also changed injectors a few months ago with second hand ones . also changed injector loom. temp sensor. fuel temp sensor.
timing has been adjusted
i have 140 bkd engine
rpm -840 /min
ign. timing 0.0 btdc
idle stabilization 6.1cf
idle stabilization 0.5 cf
could the cam shafts be worn ? injector 1 faulty again ? or tandem pump be faulty ? tick over regulator valve ? NO FAULT CODES IN VAG COM ...