HEGO1/2 Voltage High?

Covers most all 98 fords including mustang v6, v8, cobra, lincoln town car, grand marquis and crown vic.
graysonwelch
Posts: 10
Joined: 2025 May 18, 10:49
Location: Montgomery, AL
Vehicle Information: 1998 Ford Mustang GT 5-speed

ML2-872/ADE1/CRAI8/FHA3

Mods: QH, SR Performance Cold Air Intake, Flowmaster 40 Series Delta Flow mufflers, custom catted X-pipe, Stage 2 clutch, egr delete

HEGO1/2 Voltage High?

Unread post by graysonwelch »

I trying to dial in my idle and I noticed my HEGOs are giving me average reading of 1.89v(1)1.93v(2). Which seems like its high. One of them is brand new from ford, so I doubt it's the sensor. Am I just looking at it wrong?
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