Electrical Supply Unit (ESU)
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
x: Applicable-: Not applicable
DTC DESCRIPTION (BCM) (US)
| DTC | System malfunction location | Warning/indicator light | Push button start indicator light (amber) | Fail - safe | Drive cycle | Self test type(1) | Memory function | Refer to | ||
|---|---|---|---|---|---|---|---|---|---|---|
| B1277:14 | Back-up light circuit malfunction | On | - | - | - | C | x | (See DTC B1277:14 (BCM) .) | ||
| B1329:14 | Rear turn light (LH) circuit malfunction | On | - | - | - | C | x | (See DTC B1329:14 (BCM) .) | ||
| B132A:14 | Rear turn light (RH) circuit malfunction | On | - | - | - | C | x | (See DTC B132A:14 (BCM) .) | ||
| B1510:14 | Taillight (rear combination light) circuit malfunction | On | - | - | - | C | x | (See DTC B1510:14 (BCM) (US) .) | ||
| B1511:14 | Taillight (liftgate light) circuit or license plate light circuit malfunction | On | - | - | - | C | x | (See DTC B1511:14 (BCM) .) | ||
| B1518:14 | Backup power supply circuit malfunction | - | - | - | - | C | x | (See DTC B1518:14 (BCM) .) | ||
| B1D39:11 | Rear wiper motor circuit malfunction | - | - | - | - | C | x | (See DTC B1D39:11 (BCM) .) | ||
| B1D39:12 | Rear wiper motor circuit malfunction | - | - | - | - | C | x | (See DTC B1D39:12 (BCM) .) | ||
| B1D39:13 | Rear wiper motor circuit malfunction | - | - | - | - | C | x | (See DTC B1D39:13 (BCM) .) | ||
| B2002:49 | Electrical supply unit (ESU) internal malfunction | - | - | - | - | C | x | (See DTC B2002:49 (BCM) .) | ||
| B2002:55 | Electrical supply unit (ESU) configuration error | - | - | - | - | C | x | (See DTC B2002:55 (BCM) .) | ||
| B2002:56 | Electrical supply unit (ESU) configuration error | - | - | - | - | C | x | (See DTC B2002:56 (BCM) .) | ||
| B2002:62 | Liftgate lock/unlock signal malfunction | - | - | - | - | C | x | (See DTC B2002:62 (BCM) .) | ||
| C0023:14 | Brake light circuit malfunction | On | - | - | - | C | x | (See DTC C0023:14 (BCM) .) | ||
| U2628:14 | Electrical supply unit (ESU) power supply circuit (B1+) malfunction | - | - | - | - | C | x | (See DTC U2628:14 (BCM) .) | ||
| U2629:14 | Electrical supply unit (ESU) power supply circuit (B2+) malfunction | - | - | - | - | C | x | (See DTC U2629:14 (BCM) .) | ||
| U262A:14 | Electrical supply unit (ESU) power supply circuit (B7+) malfunction | - | - | - | - | C | x | (See DTC U262A:14 (BCM) .) | ||
| U262B:14 | Electrical supply unit (ESU) IG1 relay circuit malfunction | - | - | - | - | C | x | (See DTC U262B:14 (BCM) .) | ||
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