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.
1995 Mazda MX-5 Miata Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Trouble Code Identification Table
TROUBLE CODE IDENTIFICATION
| DTC | Description |
|---|---|
| 1 | Ignition Signal |
| 3 | SGT Signal - Camshaft Position Sensor |
| 4 | SGC Signal - Camshaft Position Sensor |
| 8 | Mass Air Flow Sensor |
| 9 | Engine Coolant Temperature Sensor |
| 10 | Intake Air Temperature Sensor |
| 12 | Throttle Position Sensor |
| 14 | Barometric Pressure Sensor |
| 15 | Heated Oxygen Sensor - Inactivation |
| 16 | EGR Valve Position Sensor |
| 17 | Heated Oxygen Sensor - Sticking |
| 25 | PRC Solenoid Valve |
| 26 | Purge Solenoid Valve |
| 28 | EGR Vacuum Solenoid Valve |
| 29 | EGR Vent Solenoid Valve |
| 34 | Idle Air Control Valve |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.