We dumped in a bottle of Lucas Oil Diesel Deep Clean for DPF's and it worked. The warning light went off and the fan stopped running after the engine was turned off. We researched DPF's and bought EnerBurn additive to help prevent this situation from happening in the future. We went to fuel up, to add EnerBurn for the first time, and stumbled
Do all diesel cars have DPF problems? Do all diesel cars have DPF filters? All new diesels have a DPF fitted. DPFs became mandatory in 2009, however, a handful of older diesels will have one fitted, too. Soot spewing out the back of your diesel is the telltale sign it doesn’t have a DPF. How often does a diesel particulate filter need changing?
The cost to replace the DEF heater at the mechanic ranges between $2500-$3000. If you have DIY skills, you can purchase the DEF heater online and replace it for under $1000. If your Mercedes loses power, it may be in ‘limp home’ mode. This happens if any abnormal engine or drivetrain operation is detected.
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