Don't Help LS4SPEED
Pin
Wire Color
Circuit No.
Function
A
TN/WH
1669
HO2S Low Signal Sensor 2
B
PU/WH
1668
HO2S High Signal Sensor 2
C
BN
2391
HO2S Heater Low Control Sensor 2
D
PK/BK
5293
Ignition 1 Voltage
Thank you sir. I researched them after I found out there was no black wire in harness for the rear O2 sensor. I just don't like when people lie to me.
But, it may just be "that time of the month" so please everyone forgive ls4speed.
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