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 MANUALSMAZDA1993MX-3 V6-1844CC 1.8L DOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSDESCRIPTION AND OPERATIONSWITCH MONITOR FUNCTION
1993 Mazda MX-3 V6-1844cc 1.8L DOHC
Switch Monitor Function
1993 Mazda MX-3 V6-1844cc 1.8L DOHCSECTION Switch Monitor Function
Switch Monitor Function:
PURPOSE
The ECU Switch Monitor Function permits checking individual switches with Mazda Self-Diagnosis Checker (SST #49 H018 9A1) or a compatible aftermarket "Scan" tool.
OPERATION
With ignition switch ON and diagnosis connector TEN terminal grounded, the SST will check switches as indicated on the image chart. Consult aftermarket "Scan" tool instructions for proper use of this function.
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.