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Mazda four cylinder engine error codes 1989-1994

After the engine has been operated and the key subsequently shut off, it is not necessary to restart the engine to retrieve the error codes. This is true as long as the storage battery has remained connected to the truck.

Make sure the ignition is in the "off" position. On the drivers side under the hood at the junction of the grill and fender there should be located a single wire as part of a small bundle of connectors. The singe wire will have a single green connector. This wire/connector should be connected to the chassis of the truck to allow the ecm to flash the error codes.

Get in the drivers seat and turn the key to the "on" position. The check engine light should come on for a few seconds and then go out. If there are any error codes stored, the light will start displaying the codes at this time. A long flash will be for a "10" short flash for "1", eg. code "25" will be two long followed by five short flashes. The ecm will continue to flash until all codes are displayed and then start the sequence again.

Code Pattern viewed Sensor or Subsystem Comments
01 Ignition .
03 G signal, Dual cylinder Injection .
08 Mass airflow sensor .
09 Water thermosensor .
11 Thermal -  Intake air dynamic chamber .
12 Throttle position sensor .
14 Atmospheric pressure sensor Located on ecm circuit board.
15 Oxygen sensor .
17 Internal ecm feedback system Located on ecm circuit board.
25 Pressure regulator solenoid valve .
26 Purge control solnoid valve .
34 Idle - air control valve .
28100PXO721-M1 28100-PXO-732 28100PXO922M1 33910-24560 33920-56B30 33920-56B40 33920-58B00 33920-58B20 33920-58B30 33920-58B40 33920-60A30 33920-60A31 33920-60A32 33920-60A40 33920-60A70 33920-60B40 33920-80C30 33920-80C30R 39110-24050 39110-24521 39110-24531 39110-24550 39110-24551 39110-24553 39110-24560 39110-24563 39110-24565 39110-24566 39110-24568 39110-24575 39110-24A00 39110-24A10 39110-24A20 39110-24A30 39110-32977 39110-33050 39110-33060 39110-33150 39110-33160 39110-33450 39110-33453 39110-33460 39110-33470 39110-33480 39110-33485 39110-33490 39110-33A40 39110-33A601 39110-33A70 89661-06160 AW3310080 F2G8-18-881 F2G8-18-881A F2G8-18-881B F2G9-18-881 F2G9-18-881A F2G9-18-881B G609-18-881 G618-18-881 G618-18-881A G622-18-881 G622-18-881A G630-18-881 MD166256 MD120845 MD126089 MD128619 MD128622 MD128623 MD128624 MD128625 MD128658 MD1287624 MD130244 MD130245 MD131036 MD131262 MD131263 MD131843 MD135437 MD140813 MD141263 MD143195 MD143273 MD144743 MD145902 MD145903 MD145903 MD146946 MD147300 MD149410 MD149946 MD150270 MD150425 MD153253 MD153254 MD153303 MD153304 MD153305 MD153354 MD153355 MD154614 MD155029 MD155551 MD155573 MD155810 MD157889 MD159161 MD159561 MD159962 MD159963 MD159965 MD159966 MD160390 MD160391 MD161172 MD161173 MD161177 MD161181 MD161182 MD161187 MD161188 MD161389 MD161826 MD161840 MD161841 MD162825 MD162826 MD163056 MD163057 MD163156 MD163157 MD163256 MD163303 MD164446 MD164453 MD165529 MD165531 MD165532 MD165551 MD165665 MD165810 MD165811 MD166248 MD166250 MD166255 MD166256 MD166260 MD166261 MD166262 MD166263 MD167826 MD167827 MD168056 MD172575 MD172576 MD173355 MD174841 MD174843 MD175507 MD175551 MD175552 MD175553 MD175665 MD175915 MD176815 MD184390 MD184391 MD188204 MD188205 MD188207 MD190662 MD190663 MD192193 MD302440 MD738998 MD739228 MD739458 MD739862 MD740087 MD750092 MD750525 MD750530 MD750676 MD751351 MD751888 MD754079 MD755012 MD755013 N351-18-881 N353-18-881 mitsubishi ecm mitsubishi ecu galant ecm galant ecu talon ecm talon ecu mighty max ecu mighty max ecm diamante ecu diamante ecm montero ecm montero ecu b26ooi ecm b2600i ecu b2200 ecm b2200 ecu hyundai ecm hyundai ecu sidekick ecm sidekick ecu suzuki ecm suzuki ecu tracker ecm tracker ecu geo ecm geo ecu eclipse ecm eclipse ecu laser ecm laser ecu stealth ecm stealth ecu 3000gt ecm 3000gt ecu colt ecu colt ecm f ECM $150, ECU $150, Rx-7 Rx7, Rx-7 Rx7 metering pump, reman, car computers $150, transmission computers $150, transmission ECM $150, transmission ECU $150, remanufacturer, in stock $150, mazda B2600i ECU $150, mazda B2600i ECM $150, mazda MPV, Mazda Rx-7 Rx7 ecu $650, mitsubishi, ecu $150, ecm repair $150, repair $150, automotive repair, automotive electronics, rebuilt, $150 engine control unit $150, ecm $150, electronic control module $150, auto electric, eclipse $150, auto computer repair $150, mitsubishi computer $150, plymouth laser ecm $150, eagle talon ecm $150, summit ecm $150, geo tracker ecm $150, suzuki sidekick ecm $150, suzuki ecm $150, mazda rx7 b2600 ecm $150, mazda mvp ecm $150, mazda, automotive, cores, parts, rebuilder, automotive cores, Electronic Computer Modules $150, ECM $150, automotive electronic repair, rebuilding ECM cores $150, import ecm/ecu $150, Eagle Talon ecm $150, Eclipse ecu $150, Plymouth Laser ecu $150, Nissan ecm, Suzuki Sidekick ecu $150, Samurai $150, Geo Tracker ecu $150, mitsubishi ecm $150, automotive electrical repair idle speed motor rebuilt auto parts idle speed control for mitsubishi