P2198 Diagnostic Trouble Code Discussion for August 2013
Heated Oxygen Sensor (Bank 2 Sensor 1) Stuck Rich
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| Help Request | Posted | |
| 2004 Ford E-250 5.4L MIL Lamp on VIN: 1FTNS24L44 P2198: Lack of HO2 sensor switch rich B2S1. Hi People, I,ve been fighting this van for a couple of days now. It came to me because the check engine light is on. I went through the arcives and could find either the two codes for always rich or the two codes for always lean,but not all four together. I,ve... |
August 02, 2013 | |
| 2008 Ford E-350 Super Duty 5.4L Running rich VIN: 1FDWE35L38 P2198: O2 sensor stuck rich bank 2 sensor 1. Two codes p2196 p2198 for o2 senors stuck rich checked scan data found maf air flow volts at 1.5 to 1.85 tested volts at sensor some tested grounds good. Replaced maf sensor and reset memory. Started test drove maf sensor volts come down to 1.01. Still running... |
August 05, 2013 | |
| 2003 Ford Crown Victoria LX 4.6L Excessive Emissions, MIL Lamp on VIN: 2FAFP74W43 P2198: upstream HO2S bank 2 not switching stays at rich. ... 03 Ford Crown Vic./4.6L/vin code W. It has the codes P2196 and P2198. I did check vacuum leaks with "smoke" machine,found a small leak at EGR valve and TPS, the voltage of O2 S1B1 stays put at 0.989V) and S1B2 fluctuates from 0.875- 0.435V at Idle.... |
August 15, 2013 |
