DTC B1515-09: Rear Power Window SUBSWITCH (Driver's Side) Malfunction (BCM) (Us): Outline
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.
DTC B1515:09 (BCM) (US) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Rear power window subswitch (driver's side) malfunction |
| Detection condition |
- The door-electrical supply unit (driver's side) detects the rear power window subswitch (driver's side) malfunction.
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| Fail-safe |
Not applicable |
| Possible cause |
- Rear power window subswitch (driver's side) connector or terminal malfunction
- Door-electrical supply unit (driver's side) connector or terminal malfunction
- Short to ground in rear power window subswitch (driver's side) signal circuit
- Short to power supply in rear power window subswitch (driver's side) signal circuit
- Rear power window subswitch (driver's side) malfunction
- Door-electrical supply unit (driver's side) malfunction
- Body control module (BCM) malfunction
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 Courtesy of MAZDA MOTORS CORP.
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