Oxygen sensor ECM wire

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11-06-2000, 10:05 PM

Omega

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Car: 89 Formula / 09 G8

Engine: LS1 / LS3

Transmission: M6 / M6

Axle/Gears: 3:42 / 3:27

Oxygen sensor ECM wire

I am hooking up my gauge and would like to know what wire is should use on an 89 305 TPI.

Thanks

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11-08-2000, 08:51 AM

Omega

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Car: 89 Formula / 09 G8

Engine: LS1 / LS3

Transmission: M6 / M6

Axle/Gears: 3:42 / 3:27

btt

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11-09-2000, 07:13 AM

Tim Burgess

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Car: '92 Z28; Dk Teal; Her Pkg

Engine: 305

Transmission: Richmond 6 Spd

Axle/Gears: Moser 9", Detroit Locker, 3.70

I don't have an '89 shop manual, but the ECM pin number may be the same as an '87 system. The color of the wires did not change over the years, so they will be correct. ECM connector C2 pin D7 is purple & goes to the O2 sensor. ECM connector C2 pin D6 is tan & is the O2 sensor ground.

Tim