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Tampering, Right?
Posted to Emissions Forum on 9/20/2010 15 Replies

1998 Ford Econoline Super Club Wagon. VIN 1FBSS31LBWHA90543.

Vehicle has no rear O2 sensor(s). Calibration 8-74C-R10 (BRR2).

Has codes P0171 and P0174. Rear O2 pids show 0 of course.

The exhaust system looks original. I can't find any wiring underneath fo... Login to read more.

15 Replies Received (View Replies)