Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMAZDA1999PROTEGE LX L4-1.6L DOHCREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - POWERTRAIN MANAGEMENTRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULETESTING AND INSPECTIONPINOUT VALUES AND DIAGNOSTIC PARAMETERS
1999 Mazda Protege LX L4-1.6L DOHC
Pinout Values and Diagnostic Parameters
1999 Mazda Protege LX L4-1.6L DOHCSECTION Pinout Values and Diagnostic Parameters
B1-01 PCM (EM):
Terminal 1 To 12:
Terminal 12 To 28:
Terminal 29 To 40:
Terminal 41 To 54:
Terminal 55 To 67:
Terminal 68 To 84:
Terminal 85 To 94:
Terminal 95 To 104:
*1 : ATX only
*2 : California emission regulation applicable model
*3 : Measure at AC range
*4 : Except federal emission regulation applicable MTX models
*5 : The ECT when the engine is started should be lower than when the ignition switch was turned from on to off in the past by more that 50 °C (122 °F)
*6 : Except California emission regulation applicable model
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.