Recent Content by andrew_ms3

  1. andrew_ms3
    Post

    Knick in Primary O2 sensor wiring causing erratic AFRs at light acceleration?

    I've put about 500 miles on the new sensor. No I actually haven't reset it. You do that by unplugging the battery for 20 minutes right?
    Post by: andrew_ms3, Aug 30, 2017 in forum: Mazdaspeed 3 Troubleshooting
  2. andrew_ms3
    Post

    Knick in Primary O2 sensor wiring causing erratic AFRs at light acceleration?

    -20.7 - -20.1 at idle with no ac. Drops to -18 - -16.8 with ac on
    Post by: andrew_ms3, Aug 28, 2017 in forum: Mazdaspeed 3 Troubleshooting
  3. andrew_ms3
    Post

    Knick in Primary O2 sensor wiring causing erratic AFRs at light acceleration?

    Update: replaced the primary o2 sensor and I'm still having the problem. The car is also now oscillating AFRs at idle from 15.5 - 13.3. I noticed...
    Post by: andrew_ms3, Aug 28, 2017 in forum: Mazdaspeed 3 Troubleshooting
  4. andrew_ms3
    Post

    Knick in Primary O2 sensor wiring causing erratic AFRs at light acceleration?

    I also started noticing that the engine is really jerky and not smooth while lightly accelerating and coasting in gear till about 2k RPMs. Could...
    Post by: andrew_ms3, Jun 23, 2017 in forum: Mazdaspeed 3 Troubleshooting
  5. andrew_ms3
    Post

    Knick in Primary O2 sensor wiring causing erratic AFRs at light acceleration?

    Thanks for that, I'll wrap it up tomorrow with some electrical tape. Funny enough I ended up throwing a P0113 (IAT sensor high voltage)...
    Post by: andrew_ms3, May 3, 2017 in forum: Mazdaspeed 3 Troubleshooting
  6. andrew_ms3
    Thread

    Knick in Primary O2 sensor wiring causing erratic AFRs at light acceleration?

    Hey guys I've been trying to figure out why my AFRs dip to 13.5 and raise to 15.5 during light throttle inputs in 1st-3rd gear. The moments these...
    Thread by: andrew_ms3, May 2, 2017, 13 replies, in forum: Mazdaspeed 3 Troubleshooting