Thank you guys. I'll look for the plug gap and change the air hose.

Clean PCV, new plugs (Bosch), new air filter, fuel filter, clean fuel injectors, changed vacuum tubes. There is only one little air leak from air intake hose (part #9186200 now is arriving). Unfortunately, I don't know about the condition of the coils, my mechanic told me nothing about them. The car...

TP (%) readings with Foxwell NT301 are: 1. Ignition is on: - 9.8% with closed throttle body - 79.8% with manually wide open throttle body (fully depressed pedal shows 80.2%) 2. Idle: - 9.8% - I suppose the same 79.8% MAF while idling: 3.95-4.4 g/s RPMs while idling: 810-840 Fuel consumption in city:...

Clemens wrote: ↑18 May 2020, 13:21 isn't that the glory hole?

sealed one

funny
But this black thing is making me crazy. I think previous owner thought that oil was dripping from it and seal it.

Hello All, Recently I bought C70 T5 1998 (320k km) and went to a mechanic to change the fluids and the spark plugs. When he removed the engine cover I saw the hole which was sealed with some black material (a little bit soft when engine is hot). As I saw on photos of other T5 engines this hole shoul...