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MULTI-MODEL – CLUNK / BANG / BUZZ NOISE DURING FIRST FORWARD MOVEMENT AFTER SITTING
APPLICABLE MODEL(S)/VINS
2013-2016 CX-5 | 2011-2014 Mazda2 | 2007-2016 Mazda3 | 2016 CX-3 |
2006-2015 Mazda5 | 2007-2012 CX-7 | 2006-2016 Miata / MX-5 | |
2004-2011 RX-8 | 2007-2016 CX-9 | 2014-2016 Mazda6 |
Slight clunk/bang/buzz noise or jolt from the front of the vehicle.
This concern will most likely occur during the vehicles first forward movement after starting the engine.
This is a normal operating noise of the Anti-Lock Brake System (ABS).
Do not attempt any repairs.
If you encounter a customer complaint for this concern, explain that the noise comes from the ABS/TCS/DSC “Malfunction Detection Function” initial check and that there is no problem.
This initial check is a necessary function to ensure the normal operation of the ABS/TCS/DSC system.
It occurs when the vehicles first moves forward under the following conditions.
NOTE: Some customers may describe that the noise does not occur all the time. It does occur all the time, but the sound is more likely to be heard on a slow start and not on a quick start (quick acceleration) when engine noise is louder.
Condition | With DSC | Without DSC |
The brake pedal is released (normal take-off) | The initial check start at 4 mph (6 km/h) or more. | The initial check start at 3 mph (4 km/h) or more. |
The brake pedal is pressed (running on a downhill or creeping along on A/T vehicles) | The initial check start at 9 mph (15 km/h) or more. | The initial check start at 6 mph (10 km/h) or more. |