P2df000 Volvo Hot- -

This code generally indicates an issue with the Glow Plug Control Module or the glow plug circuit.

: Sometimes, issues can be due to a recall. You can check with Volvo's customer service or a national recall database to see if there are any relevant recalls for your vehicle. P2df000 Volvo HOT-

Do not attempt to delete or disable the SCR system. Tampering with emissions systems is illegal in the EU, UK, and 50 US states (Clean Air Act violation – fines up to $45,000 per vehicle). This code generally indicates an issue with the

| Part | Volvo OE Number | Approx Cost (USD) | | :--- | :--- | :--- | | DEF tank with heater (VEA diesel) | 31429681, 32207389 | $900–$1500 | | DEF heater module (separate on older D5) | 31316067 | $200–$350 | | DPF pressure sensor (diesel) | 31405190, 31319194 | $80–$150 | | Upstream O2 sensor (petrol) | 31359295, 31451734 | $180–$300 | Do not attempt to delete or disable the SCR system