Thread necromancy alert.... I kept forgetting to let you know (for the curious, if there ever were any) that Bill and Ross nailed it. There's a spliced resistor. Someone crimped on blade connectors and they came apart under the tape wrap...... No more CEL.
Thanks gang. On Tue, Apr 13, 2010 at 1:08 AM, Bill Cardell <[email protected]> wrote: > In the older JR kits there was a resistor spliced in to the IAT circuit > to richen things up, take a look for that. Maybe a bad splice going to it? > Or someone pulled it out? > > > Bill Cardell > TurboDog's Dad > www.flyinmiata.com > www.fmwestfield.com > orders 1-800-FLY-MX5S > Before you call our tech line (970.464.5600) please check out the > *FAQ*<http://www.flyinmiata.com/FAQ/>section of our website > > > ------------------------------ > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Donni Howell > *Sent:* Monday, April 12, 2010 1:20 PM > *To:* [email protected] > *Cc:* [email protected] > *Subject:* Re: NPC - CEL code 10 diagnostic help? > > 95 = OBD I no other numbers in front of it. P0010 is an OBD II code. > > The error is Intake temp. sensor *circuit*. Doesn't necessarily mean the > sensor / MAF itself is bad. Could be a connector, wiring, or other part of > the system. > > On Mon, Apr 12, 2010 at 2:16 PM, Stephanie Turner < > [email protected]> wrote: > >> My code reader is telling me that a P0010 code, on a Mazda, is for any >> of the following: >> >> ~EGR Valve stuck >> >> ~Camshaft Position Actuator Circuit >> >> ~Fan Switch / Dial >> >> ~Steering Angle Sensor short >> >> >> >> I’d start somewhere other than the MAF. If the MAF was bad, it would be >> quite obvious and the car would run like ick. If the EGR was stuck the car >> would still run ok. Personally, I’d verify the code again then start >> checking wires to the Camshaft sensor and fan switches first. Make sure >> those fans are coming on. >> >> >> >> Are you sure the code is just “10” or are there other numbers in front of >> it? The codes do run in numerical order from P0010 to P3000 (and beyond). >> >> >> >> Stephanie >> >> >> >> BEGi / Bell Engineering >> >> Phone: 830.438.2890 >> >> Fax: 830.438.8361 >> >> www.bellengineering.net >> >> >> >> Please include all previous correspondence when replying to an e-mail. >> >> >> >> *From:* Donni Howell [mailto:[email protected]] >> *Sent:* Monday, April 12, 2010 12:36 PM >> >> *To:* [email protected] >> *Subject:* NPC - CEL code 10 diagnostic help? >> >> >> >> So I have a fun issue. 95 Miata, Check engine light is on - "code 10". Air >> temp sensor circuit. Car seems to run fine. I swapped out the MAF with the >> one from my 96 and cleared the code....came right back within seconds. >> >> >> Car had a JR M45 on it when I bought it and it looks like some of the MAF >> wiring may have been "disturbed" during the install (some non-OEM tape just >> behind the connector). The MAF connector is seated firmly but the little >> clip that secures it was broken off long before this issue. >> >> So first question is, how do I test the wiring (say between MAF connector >> and ECU), just continuity? Any resistances or voltages to check for at the >> connector? Should I maybe try to locate a new connector and splice it, or is >> it possible to get the pins out and re-insert in a good connector? >> >> Other thoughts from the peanut gallery? :-) >> >> -- >> "If everything seems under control, you're just not going fast enough." - >> Mario Andretti >> > > > > -- > "If everything seems under control, you're just not going fast enough." - > Mario Andretti > -- "If everything seems under control, you're just not going fast enough." - Mario Andretti
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