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  • Engine light codes?

    Can someone tell me what this means in English.I'm not a mechanic.

  • #2
    Your shits broke?

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    • #3
      Nope not yet.lol
      Runs like normal just had the service engine soon light come on this morning

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      • #4
        Looks like both codes are the same issue but I'm not sure.I'm not a mechanic

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        • #5
          AIR pump is not kicking on for some reason. P0418 is an electrical test, P1418 is a physical test (monitors exhaust via o2 sensor)

          Check fuses, check wiring from relay to the AIR pump.

          1998 Camaro Z28 - Bright Red, 6.0 TR224, 4l60e, 3.42 Eaton TrueTrac
          1989 Camaro IROC-Z Convertible - 355 big tube TPI, WC T5, 3.42 Zexel Torsen, CTS-V/C4 brakes
          1955 Bel Air 2 Door Post - 357 TPI, Muncie M20, 4 wheel disc

          2006 Saab 9-7x 5.3i Daily Driver

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          • #6
            Well,
            I located the fuse under the hood than I got in to go get a new fuse cause I'd figure I'd start there.
            The light was gone and I did not pull the fuse out.just took the lid off the fuse box to look at what it looks like.
            What now
            Last edited by fishaholic; April 20th, 2015, 05:23 PM.

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            • #7
              I'm not sure if its got anything to do with it or not but it has been raining here and I was driving in the rain when it came on this morning
              Last edited by fishaholic; April 20th, 2015, 05:32 PM.

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              • #8
                I would replace the relay for the AIR pump. All the AIR pump does it shoot air into the Cats to warm em up faster. So you don't have to worry.
                Put a new relay in, check the electrical connections to it, and then have the codes erased.
                sigpic
                1997 Camaro Z28 M6 with stuff done to it.

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                • #9
                  Could have something to do with it.

                  DTC's have a few ways they will clear themselves. One is by a scanner, which Autozone is not allowed to do. Another is if the fault is no longer persistent after 40 cycles, this is more so for high or low sensor readings from what I've seen. The other, and I can't say for sure, is that the light likely went off because it passed the test (pump kicked on) and removed the DTC.

                  P0418 and P0418 are MIL on 2 type codes, meaning they can fail once without the light coming on. If the test fails again on the next start, then it's not happy.

                  1998 Camaro Z28 - Bright Red, 6.0 TR224, 4l60e, 3.42 Eaton TrueTrac
                  1989 Camaro IROC-Z Convertible - 355 big tube TPI, WC T5, 3.42 Zexel Torsen, CTS-V/C4 brakes
                  1955 Bel Air 2 Door Post - 357 TPI, Muncie M20, 4 wheel disc

                  2006 Saab 9-7x 5.3i Daily Driver

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                  • #10
                    I started the car several times to see if it was gonna come back on and it hasn't.yet

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                    • #11
                      Just go about driving the car normally then. If it comes on again, and it's the same thing, just check the relay and electrical connections. Also, don't start the car multiple times in a short amount of time either, or you can foul out the spark plugs and it will start to misfire. It happened to my grandfather's Corvette.. and they were not fun to replace.
                      sigpic
                      1997 Camaro Z28 M6 with stuff done to it.

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                      • #12
                        Ok.Thanks guys

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                        • #13
                          Orrrr... Just delete the emission control junk..?
                          1997 Trans Am
                          T56 swap. LS1 Cosmetics

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