LS1TECH - Camaro and Firebird Forum Discussion - ECU's Knock Retard value PID?

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omega552003

Jan 24, 2012 04:43 PM

ECU's Knock Retard value PID?

I have a 97 Camaro with the OBD2 PCM and i would like to know how to read the what the ecu is calulating for its knock retard value.

quik95lt1

Jan 25, 2012 08:28 AM

Quote:

Originally Posted by omega552003 (Post 15880281)

I have a 97 Camaro with the OBD2 PCM and i would like to know how to read the what the ecu is calulating for its knock retard value.

look online if you have a cable there are many data monitoring software programs that will do that.......also just a simple $100 OBDII scanner from craftsman will do that.....

brettmc

Jan 25, 2012 12:47 PM

knock retard is an extended PID. This required me to buy an add on to my datalogger to be able to log it.

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