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.
2000 Mazda MPV DXFACTORY OEM SERVICE PROCEDURE
Reprogram Error Recovery Procedure For Both Immobilizer Unit And PCM Replacement
NOTE:
- If no specific time interval is given, each step should be performed within 30 seconds of the previous step.
- Using key 1, start engine. After security light illuminates for 1-2 seconds , turn key 1 to LOCK position.
- Using key 1, turn ignition switch to ON position then back to LOCK position five times . Key should not remain at ON position or LOCK position for more than 1 second.
- Using key 1, turn ignition switch to ON position (security light illuminates).
- Turn key 1 to LOCK position and remove from steering lock (security light goes out).
- Using key 2, start engine. Observe that security light illuminates (for 1-2 seconds ) and engine continues to run.
- Turn key 2 to LOCK position and remove from steering lock.
- Repeat Steps 5 and 6 with key 1.
- Repeat Steps 5 and 6 with key 3.
- If there are 4-8 keys (valid and/or new keys), repeat Steps 5 and 6 .
- Wait for 30 seconds to quit reprogram mode.
- After reprogramming, clear DTCs of PCM with WDS or equivalent.
Factory Service Tools
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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.
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