DTC U300A-62: Ignition Switch Status Mismatch: Notes
WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
| Description |
Ignition switch status mismatch |
| Detection condition |
- Electric parking brake control module detects the following mismatches.
- Condition of IG1 power supply supplied to instrument cluster
- Condition of IG1 power supply supplied to electric parking brake control module
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| Fail-safe |
Not applicable |
| Possible cause |
- DTCs are stored in the instrument cluster.
- Instrument cluster power supply circuit malfunction
- Instrument cluster malfunction
- Electric parking brake control module connector or terminal malfunction
- Electric parking brake control module power supply circuit (IG1) malfunction
- Short to ground in wiring harness between IG1 relay terminal C and electric parking brake control module terminal 1AB
- C/U IG1 15 A fuse malfunction
- Open circuit in wiring harness between IG1 relay terminal C and electric parking brake control module terminal 1AB
- Electric parking brake control module malfunction
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