BMW X5 (E70) 35d DPF EGR Removal
Fault Codes:
452A, 4D4A, 4166, 481A DDE: Info - Particulate-Filter System
4CF3, 4D00 DDE: Exhaust Backpressure Sensor
4030 DDE: Exhaust Temperature Sensor Upstream Of Catalytic Converter, Signal
4020 DDE: Exhaust Temperature Sensor Upstream Of Particulate Filter, Signal
4011 DDE: Exhaust Backpressure Sensor Before Particulate Filter, Signal
Symptoms:
Limp Mode / Safe Mode (Low Power)
Warning Lights:
Check Engine Light - On
DPF Warning Light - On
Solution:
DPF Removed and Software Re-Engineered to exclude DPF & EGR function from the Engine Control Unit (ECU). No more warning lights and original power restored.