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Attention: TDR Forum Junkies
To the point: Click this link and check out the Front Page News story(ies) where we are tracking the introduction of the 2025 Ram HD trucks.

Thanks, TDR Staff
  1. B

    O2 sensor problem

    Have codes P2A02 P0137. Book trouble shooting shows only one test for sensors, heater circuit resistance. Checked both and showed 2.9 to 3 ohms, below the the book 3.2 +- .8, meter accuracy. All other tests are for broken or shorted wires not to probable. Any other known tests for sensors? Any...
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