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Cylinder No.1&4 Retardation

K

kakluote

Ready to race!
Location
beijing
Car(s)
Audi TT K04
Cylinder No.1&4 Retardation much higher than 2&3

what may cause this?
 

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K

kakluote

Ready to race!
Location
beijing
Car(s)
Audi TT K04
carbon bulid up on cyl 1 and 4 ?
 
Last edited:
G

GIACUser

Master Wallet Mechanic
Location
USA
Car(s)
MK 6 GolfR
kakluote said:
Cylinder No.1&4 Retardation much higher than 2&3

what may cause this?
Click to expand...

Would need a better run. 2500 - 6500 in 4th gear.
My guess is you were probably in second gear which won’t give you good log info.

Aside from the log have you noticed a significant change in performance.

Are you running water meth?
 
K

kakluote

Ready to race!
Location
beijing
Car(s)
Audi TT K04
GIACUser said:
Would need a better run. 2500 - 6500 in 4th gear.
My guess is you were probably in second gear which won’t give you good log info.

Aside from the log have you noticed a significant change in performance.

Are you running water meth?
Click to expand...

here is the 3rd gear log

CYL 1/4 still have higher angle delay than CYL 2/3
 

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