I have had no problems with my swap for 3 months. Now i cant rev over 3000 rpm. The cel is on and it gives me code 41. i am running a 92 hatch VX with a 98 b18c1. using a chipped p28 obd-1. o2 sensor heater unit? what can i do for this? i tried switching out the o2 sensor, still same problem? Please help me!

 

bump..

 

Howd you wire the 5 wire to 4 wire o2 is the question here probably... get me that than i can prolly help..

 

i have a 4 wire o2 sensor in the car....

 

bump