i have a 52 plate 172cup and when its warm it missfires under load
i replace
1. spark plugs (ngk plugs)
2. coil pack
3. HT leads
4. both lambdas
5. ECU coolent temp sensor
6. MAP sensor
when i replaced the MAP sensor it ran fine for 300miles then all of a sudden on saturday on my way bak from demon tweeks its started to play up again
any ideas
oh and theres no codes storec in the ECU ive had my bosch KTS 650 code reader on it
i replace
1. spark plugs (ngk plugs)
2. coil pack
3. HT leads
4. both lambdas
5. ECU coolent temp sensor
6. MAP sensor
when i replaced the MAP sensor it ran fine for 300miles then all of a sudden on saturday on my way bak from demon tweeks its started to play up again
any ideas
oh and theres no codes storec in the ECU ive had my bosch KTS 650 code reader on it
