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.
2021 Mazda CX-3 AWDFACTORY OEM SERVICE PROCEDURE
Position Memory Control Module DTCS
DTC DESCRIPTION (POSITION MEMORY CONTROL MODULE)
| DTC No. | Refer to |
|---|---|
| B1B87:13 | (See DTC B1B87:13 (POSITION MEMORY CONTROL MODULE) .) |
| B1B89:13 | (See DTC B1B89:13 (POSITION MEMORY CONTROL MODULE) .) |
| B1B91:13 | (See DTC B1B91:13 (POSITION MEMORY CONTROL MODULE) .) |
| B1B93:13 | (See DTC B1B93:13 (POSITION MEMORY CONTROL MODULE) .) |
| U0001:88 | (See DTC U0001:88/U0100:00/U0101:00/U0151:00/U0155:00/U0214:00 (POSITION MEMORY CONTROL MODULE) .) |
| U0100:00 | |
| U0101:00 | |
| U0151:00 | |
| U0155:00 | |
| U0214:00 | |
| U3003:16 | (See DTC U3003:16 (POSITION MEMORY CONTROL MODULE) .) |
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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