DTC B1D06 13: Turn Light (LH) Circuit Malfunction: Notes
WARNING: This page is about a different car, the 2014 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DTC B1D06:13 (FRONT BODY CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSES
| Description |
Turn light (LH) circuit malfunction |
| Detection condition |
- Front body control module (FBCM) detects an open circuit or short to power supply in the turn light (LH) circuit with the ignition switched ON (engine off or on).
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| Fail-safe function |
Not applicable |
| Possible cause |
- Front body control module (FBCM) connector or terminal malfunction
- Parking/front side marker/front turn light bulb (LH) malfunction (Without discharge headlight system)
- Front side marker/front turn light bulb (LH) malfunction (With discharge headlight system)
- Front combination light (LH) connector or terminal malfunction
- Open circuit in wiring harness between the following:
- Front combination light (LH) terminal E-Body ground (Without discharge headlight system)
- Front combination light (LH) terminal M-Body ground (With discharge headlight system)
- Short to power supply in wiring harness between the following terminals:
- Front combination light (LH) terminal D-Front body control module (FBCM) terminal 2B (Without discharge headlight system)
- Front combination light (LH) terminal E-Front body control module (FBCM) terminal 2B (With discharge headlight system)
- Open circuit in wiring harness between the following terminals:
- Front combination light (LH) terminal D-Front body control module (FBCM) terminal 2B (Without discharge headlight system)
- Front combination light (LH) terminal E-Front body control module (FBCM) terminal 2B (With discharge headlight system)
- Power outer mirror (LH) connector or terminal malfunction
- Open circuit in wiring harness between power outer mirror (LH) terminal G and body ground
- Side turn light (LH) malfunction
- Short to power supply in wiring harness between power outer mirror (LH) terminal E and front body control module (FBCM) terminal 2F
- Open circuit in wiring harness between power outer mirror (LH) terminal E and front body control module (FBCM) terminal 2F
- Rear turn light bulb (LH) malfunction
- Rear turn light (LH) connector or terminal malfunction
- Open circuit in wiring harness between rear turn light (LH) terminal B and body ground
- Short to power supply in wiring harness between rear turn light (LH) terminal A and front body control module (FBCM) terminal 2D
- Open circuit in wiring harness between rear turn light (LH) terminal A and front body control module (FBCM) terminal 2D
- Front body control module (FBCM) malfunction
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 Courtesy of MAZDA MOTORS CORP.
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