dec 19, 2016 · triggered a def warning, see dealer message.
They tested, said it was bad def, and charged for the drain, clean and refill.
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I bought a tester right after that, and.
oct 30, 2023 · i threw a p206a code.
⚡ Read Full Story & Exclusive Updates →I have driven the truck 3 or 4 times since the check engine light came on.
Every time i have also gotten the service def system, see.
jan 16, 2022 · for example, if the tune turns off the def system, the cts3 can no longer read % def, the def command or the def tank level gauge.
The tune on my 2016.
5 days ago · a common message is “service def system see dealer,” which can indicate issues such as an overfilled def tank or dirty def fluid.
Check the def gauge regularly.
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