Originally Posted by
omgwtfbbq!
If youre throwing a knock sensor code your ecu might not even allow VTEC to engage, or it could just be in limp mode. The Knock sensor is pretty important.
im pretty sure that on the obd0 vtec ecu's when knock sensor isnt working vtec doesnt enguge.
Vtec needs 3 things to enguage on a UNMODIFIED ECU,
1.Oil pressure
2. Be at proper engine tempature
3. Over 5mph
The kid Needs to get the proper Stuff first then diagnose the proplem.
To run this setup proply being that it is a single cam he needs the fallowing.
1. CHipped p28 , chip out misc stuff.
2 Obd 0-1 conversion ecu harness
3. Obd1 vtec dizzy
supporting obd1 hardware.