Subject	So does bmw with individual timing retard per cylinder
Posted by	ztunerz on December 16, 2011 at 8:59 AM
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In Reply To	I believe Saab has been using ionization current monitoring posted by jmt-z on December 16, 2011 at 08:39 AM
Message	Been that way since the e46 m cars and now on every car with a turbo. On the turbo cars they use multiple knock sensors. Harry Formerly yellowzxtt
Follow Ups	Some info on how the J&S knock system works. - DVDBURN (MD) 02:40:03 12/16/11 Very good read.... Thanks for - samsungZ [Houston] 02:46:06 12/16/11 Thank you. (n/m) - Boosted1 06:10:04 12/16/11 Are you sure j & s uses ionistion for knock control ? - ztunerz 07:38:23 12/16/11 Does the system connect in parallel with the ECU to the - MixManMash 08:19:23 12/16/11 Yes, essentially its a knock sensor amplifier with - ztunerz 08:57:43 12/16/11 Thanks for sharing. Anything to protect the engine - JMartz 08:32:39 12/16/11 The knock sensor is connected in parallel to both the - ztunerz 09:03:43 12/16/11 I believe Saab has been using ionization current monitoring - jmt-z 08:39:27 12/16/11 So does bmw with individual timing retard per cylinder - ztunerz 08:59:56 12/16/11 Re: Some info on how the J&S knock system works. - rhombicblue 08:56:14 12/16/11 Agreed thats what i thought (n/m) - ztunerz 09:00:43 12/16/11 My bad. The system does not use Ionisation Current. - DVDBURN (MD) 11:44:33 12/16/11 If knock is detected and timing is retarded - madscientist222 14:07:38 12/16/11 The system is always trying to re-advance......more info - Greg D. (Specialty-Z) 17:25:30 12/16/11 Glad i bought this last night. - madscientist222 19:27:00 12/16/11 Thanks for the purchase - Greg D. (Specialty-Z) 19:49:52 12/16/11 Is it impossible with the lower plenum still on? - madscientist222 10:08:28 12/17/11 Re: Glad i bought this last night. - CmyZ 20:18:41 12/16/11 Relocating the sensor to the top makes the sensor useless... - Greg D. (Specialty-Z) 20:40:46 12/16/11 On the J&S website under the example setup for an MR2 it - zhundred3x 22:18:21 12/16/11 Simpler to pull the trans then the lower plenum. - Bernie (NoVA) 22:44:52 12/16/11 Yeah definitely wasnt planning on removing the lower plenum. - madscientist222 10:14:05 12/17/11 Leave the belt alone. It's miles not age. (n/m) - Bernie (NoVA) 20:31:50 12/17/11
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