DTC B10A3-87: Communication Error With Swivel Actuator (LH): Notes
WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.
| System malfunction location |
Communication error with swivel actuator (LH) |
| Detection condition |
- The AFS control module detected communication error with the swivel actuator (LH) for 5 s or more
with the ignition switched ON (engine off or on).
|
| Fail-safe |
- The swivel actuator (LH) is stopped at the position when the malfunction is determined.
- The swivel actuator (RH) is moved to the center, or the swivel actuators (LH) and (RH) are moved to the center.
- Control of the headlight auto leveling system is continued with the headlight leveling actuator positioned -0.6°
from where the malfunction is determined.
|
| Possible cause |
- Front combination light (LH) connector or terminal malfunction
- AFS control module connector or terminal malfunction
- Short to ground in wiring harness between the following terminals:
- AFS control module terminal AC and front combination light (LH) terminal K
- AFS control module terminal Y and front combination light (LH) terminal J
- Short to power supply in wiring harness between the following terminals:
- AFS control module terminal AC and front combination light (LH) terminal K
- AFS control module terminal Y and front combination light (LH) terminal J
- Open circuit in wiring harness between the following terminals:
- AFS control module terminal AC and front combination light (LH) terminal K
- AFS control module terminal Y and front combination light (LH) terminal J
- Swivel actuator (LH) malfunction
- AFS control module malfunction
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