06/03/2026
A snapped drive belt can get to cost you more than ๐จ๐ฆ$๐ญ ๐ฌ๐ฌ๐ฌ...๐ ROAD TRIP LESSONS...
Our team from Skyactiv Reliability Development recently embarked on a mission to retrieve the United Offensive Mazda Atenza from Chirundu and drive it to Harare for its ๐๐ต๐ถ๐ฟ๐ฑ ๐น๐ฎ๐ฝ.
This particular Atenza had ๐ฎ๐น๐ฟ๐ฒ๐ฎ๐ฑ๐ ๐๐๐ฟ๐๐ถ๐๐ฒ๐ฑ ๐๐๐ผ ๐ฑ๐ฒ๐บ๐ฎ๐ป๐ฑ๐ถ๐ป๐ด ๐น๐ฒ๐ด๐: the first from Dar Es Salaam๐น๐ฟ to Tunduma๐ฟ๐ฒ, and the second from Tunduma Border Post๐ฟ๐ฒ to Chirundu Border Post๐ฟ๐ผ.
When we took over at Chirundu, we felt confident. We'd already done significant work on the vehicle back in Dar Es Salaam.
But as we soon discovered, confidence doesn't always equal preparedness.
About 50 kilometers outside Harare๐ฟ๐ผ, disaster struck without warning.
๐ง๐ต๐ฒ ๐ฑ๐ฟ๐ถ๐๐ฒ ๐ฏ๐ฒ๐น๐ ๐๐ป๐ฎ๐ฝ๐ฝ๐ฒ๐ฑ.
Here's the thingโwe had inspected that belt thoroughly in Chirundu:
-No visible cracks.
-No signs of wear.
-It looked perfectly fine.
-Looks can be deceiving.
๐ง๐ต๐ฒ ๐ณ๐ถ๐ฟ๐๐ ๐ฎ๐น๐ฒ๐ฟ๐ ๐ฐ๐ฎ๐บ๐ฒ ๐ณ๐ฟ๐ผ๐บ ๐ผ๐๐ฟ ๐ฎ๐ณ๐๐ฒ๐ฟ๐บ๐ฎ๐ฟ๐ธ๐ฒ๐ ๐ฑ๐ถ๐ด๐ถ๐๐ฎ๐น ๐ฐ๐ผ๐ผ๐น๐ฎ๐ป๐ ๐๐ฒ๐บ๐ฝ๐ฒ๐ฟ๐ฎ๐๐๐ฟ๐ฒ ๐ด๐ฎ๐๐ด๐ฒ.
The reading suddenly spiked past 100ยฐC.
๐ช๐ฒ ๐ฝ๐๐น๐น๐ฒ๐ฑ ๐ผ๐๐ฒ๐ฟ ๐ถ๐บ๐บ๐ฒ๐ฑ๐ถ๐ฎ๐๐ฒ๐น๐ ๐ฎ๐ป๐ฑ ๐ฝ๐ผ๐ฝ๐ฝ๐ฒ๐ฑ ๐๐ต๐ฒ ๐ต๐ผ๐ผ๐ฑโ๐ผ๐ป๐น๐ ๐๐ผ ๐ณ๐ถ๐ป๐ฑ ๐๐ต๐ฒ ๐ฑ๐ฟ๐ถ๐๐ฒ ๐ฏ๐ฒ๐น๐ ๐น๐๐ถ๐ป๐ด ๐ถ๐ป ๐ฝ๐ถ๐ฒ๐ฐ๐ฒ๐.
๐ช๐ต๐ฎ๐ ๐ต๐ฎ๐ฝ๐ฝ๐ฒ๐ป๐ ๐๐ต๐ฒ๐ป ๐ฎ ๐ฑ๐ฟ๐ถ๐๐ฒ ๐ฏ๐ฒ๐น๐ ๐ณ๐ฎ๐ถ๐น๐? Let's break it down:
1๏ธโฃ)๐ฌ๐ผ๐๐ฟ ๐ฎ๐น๐๐ฒ๐ฟ๐ป๐ฎ๐๐ผ๐ฟ ๐๐๐ผ๐ฝ๐ ๐ณ๐๐ป๐ฐ๐๐ถ๐ผ๐ป๐ถ๐ป๐ด:
-The battery warning light ๐๐ต๐ผ๐๐น๐ฑ ๐ถ๐น๐น๐๐บ๐ถ๐ป๐ฎ๐๐ฒ, ๐ฏ๐๐ ๐ผ๐ณ๐๐ฒ๐ป ๐ฑ๐ผ๐ฒ๐๐ป'๐ ๐ถ๐ป ๐๐ถ๐บ๐ฒ.
-Every kilometer you drive ๐ฑ๐ฟ๐ฎ๐ถ๐ป๐ ๐๐ผ๐๐ฟ ๐ฏ๐ฎ๐๐๐ฒ๐ฟ๐ ๐ณ๐๐ฟ๐๐ต๐ฒ๐ฟ.
-Running headlights or ๐ผ๐๐ต๐ฒ๐ฟ ๐ฒ๐น๐ฒ๐ฐ๐๐ฟ๐ถ๐ฐ๐ฎ๐น ๐ฐ๐ผ๐บ๐ฝ๐ผ๐ป๐ฒ๐ป๐๐ ๐ฎ๐ฐ๐ฐ๐ฒ๐น๐ฒ๐ฟ๐ฎ๐๐ฒ๐ ๐๐ต๐ฒ ๐ฑ๐ฟ๐ฎ๐ถ๐ป.
๐ณPicture this: ๐๐ผ๐๐ฟ ๐ฏ๐ฒ๐น๐ ๐๐ป๐ฎ๐ฝ๐ ๐ฎ๐ ๐ ๐๐๐ก๐๐๐๐ง ๐ถ๐ป ๐๐ต๐ฒ ๐บ๐ถ๐ฑ๐ฑ๐น๐ฒ ๐ผ๐ณ ๐ก๐๐๐บ๐ฏ๐ ๐ก๐ฎ๐๐ถ๐ผ๐ป๐ฎ๐น ๐ฃ๐ฎ๐ฟ๐ธ...
Eventually, your battery dies, your engine cuts out, ๐ฎ๐ป๐ฑ ๐๐ผ๐'๐ฟ๐ฒ ๐๐๐ฟ๐ฎ๐ป๐ฑ๐ฒ๐ฑ ๐ถ๐ป ๐๐ต๐ฒ ๐ฑ๐ฎ๐ฟ๐ธ๐ป๐ฒ๐๐.
That's not just inconvenientโ๐๐ต๐ฎ๐'๐ ๐ด๐ฒ๐ป๐๐ถ๐ป๐ฒ๐น๐ ๐๐ฒ๐ฟ๐ฟ๐ถ๐ณ๐๐ถ๐ป๐ด.
2๏ธโฃ๐ฌ๐ผ๐๐ฟ ๐๐ฎ๐๐ฒ๐ฟ ๐ฝ๐๐บ๐ฝ ๐๐๐ผ๐ฝ๐ ๐๐ผ๐ฟ๐ธ๐ถ๐ป๐ด:
-Coolant stops circulating ๐ฐ๐ผ๐บ๐ฝ๐น๐ฒ๐๐ฒ๐น๐.
-Warm coolant becomes trapped in the radiator while ๐๐ต๐ฒ ๐ฒ๐ป๐ด๐ถ๐ป๐ฒ ๐ฐ๐ผ๐ป๐๐ถ๐ป๐๐ฒ๐ ๐ต๐ฒ๐ฎ๐๐ถ๐ป๐ด ๐๐ฝ.
-The engine ๐ผ๐๐ฒ๐ฟ๐ต๐ฒ๐ฎ๐๐ ๐ฟ๐ฎ๐ฝ๐ถ๐ฑ๐น๐.
-๐๐ถ๐ฟ๐๐ ๐ฐ๐ฎ๐๐๐ฎ๐น๐๐: your head gasket
-Keep driving and you're looking at a cracked cylinder headโ๐ถ๐ป๐๐ผ๐น๐๐ถ๐ป๐ด ๐ฟ๐ฒ๐ฝ๐ฎ๐ถ๐ฟ๐ ๐ฐ๐ผ๐๐๐ถ๐ป๐ด ๐๐ต๐ผ๐๐๐ฎ๐ป๐ฑ๐ ๐ผ๐ณ ๐ฑ๐ผ๐น๐น๐ฎ๐ฟ๐!
-๐ช๐ผ๐ฟ๐๐-๐ฐ๐ฎ๐๐ฒ ๐๐ฐ๐ฒ๐ป๐ฎ๐ฟ๐ถ๐ผ: sudden engine failure on a steep uphill grade, deep in the game park, ๐๐๐ฟ๐ฟ๐ผ๐๐ป๐ฑ๐ฒ๐ฑ ๐ฏ๐ ๐๐ถ๐น๐ฑ๐น๐ถ๐ณ๐ฒ, ๐ถ๐ป ๐ฝ๐ถ๐๐ฐ๐ต ๐ฑ๐ฎ๐ฟ๐ธ๐ป๐ฒ๐๐.
We were lucky.
Our belt snapped ๐ป๐ฒ๐ฎ๐ฟ ๐๐ป๐ธ๐ผ๐บ๐ผ ๐ง๐ผ๐น๐น๐ด๐ฎ๐๐ฒโ๐ฎ๐ฏ๐ผ๐๐ ๐ญ๐ฌ ๐ธ๐ถ๐น๐ผ๐บ๐ฒ๐๐ฒ๐ฟ๐ ๐ฏ๐ฒ๐ณ๐ผ๐ฟ๐ฒ ๐ถ๐, ๐๐ผ ๐ฏ๐ฒ ๐ฝ๐ฟ๐ฒ๐ฐ๐ถ๐๐ฒ:
โ
Daylight.
โ
Safe surroundings.
โNo dangerous animals in sight.
โ
And we're incredibly grateful to Mr. Makuku, who generously allowed us to use his farmland for the replacement. Thank you, sir! ๐
๐๐๐ฒ๐ฟ๐ ๐ฏ๐ฟ๐ฒ๐ฎ๐ธ๐ฑ๐ผ๐๐ป ๐ถ๐ ๐ฎ ๐น๐ฒ๐๐๐ผ๐ป ๐ถ๐ณ ๐๐ผ๐'๐ฟ๐ฒ ๐๐ถ๐น๐น๐ถ๐ป๐ด ๐๐ผ ๐น๐ฒ๐ฎ๐ฟ๐ป.
This experience taught us that our preparation in Dar Es Salaam๐น๐ฟ was ๐ถ๐ป๐ฐ๐ผ๐บ๐ฝ๐น๐ฒ๐๐ฒ.
๐ช๐ฒ'๐๐ฒ ๐ป๐ผ๐ ๐๐ฝ๐ฑ๐ฎ๐๐ฒ๐ฑ ๐ผ๐๐ฟ ๐บ๐ฎ๐ป๐ฑ๐ฎ๐๐ผ๐ฟ๐ ๐ฝ๐ฟ๐ฒ-๐ฑ๐ฒ๐ฝ๐ฎ๐ฟ๐๐๐ฟ๐ฒ ๐ฐ๐ต๐ฒ๐ฐ๐ธ๐น๐ถ๐๐ ๐ณ๐ผ๐ฟ ๐๐ฒ๐ต๐ถ๐ฐ๐น๐ฒ๐ ๐ต๐ฒ๐ฎ๐ฑ๐ถ๐ป๐ด ๐๐ผ ๐๐ฎ๐ฟ๐ฎ๐ฟ๐ฒ๐ฟ๐ผ:
1๏ธโฃ)DPF delete.
2๏ธโฃ)Installation of genuine Mazda metal coolant bypass pipe.
3๏ธโฃ)Aftermarket digital coolant temperature gauge (proved its worth!).
4๏ธโฃ)Full engine service.
5๏ธโฃ)Drive belt replacement (non-negotiable now).
6๏ธโฃ)Thermostat replacement.
7๏ธโฃ)Prayers ๐.
To every driver planning a long journey through challenging terrain from Dar Es Salaam๐น๐ฟ to Harare๐ฟ๐ผ : don't learn the hard way like we did. That belt might look fine, but on the open road, fine isn't good enough.
๐ฆ๐๐ฎ๐ ๐ฝ๐ฟ๐ฒ๐ฝ๐ฎ๐ฟ๐ฒ๐ฑ, ๐๐๐ฎ๐ ๐๐ฎ๐ณ๐ฒ.
๐ฉ๐ถ๐ฑ๐ฒ๐ผ๐ ๐ผ๐ณ ๐๐ต๐ฒ ๐ฆ๐ก๐๐ฃ๐ฃ๐๐ ๐ฏ๐ฒ๐น๐ ๐ถ๐ป ๐๐ต๐ฒ ๐ฐ๐ผ๐บ๐บ๐ฒ๐ป๐ ๐๐ฒ๐ฐ๐๐ถ๐ผ๐ป: