Audi A1 Dpf Pressure Sensor Location

Bought the sensor from audi maidstone 49 11 all in.

Audi a1 dpf pressure sensor location. Exhaust back pressure is monitored as it enters the dpf. This audi came into our agent in carluke south lanarkshire in limp home mode and with a severely blocked dpf. Posted on 19 04 2017 14 11 2018 by darren darling. Implausible signal possible symptoms.

Superb service from these guys yet again. Malfunction indicator light mil on. The dtc found. Silicon hoses connected to the dpf and the dpf pressure sensor are used to accomplish this task.

Audi a1 audi a3 audi a1 audi a3 audi a1 audi a3 audi a4 audi a5 audi q3 audi a5 audi q5 audi a3 audi a4 audi a5 audi tt audi q3 audi q5 audi s3 audi tts audi rs 3 audi tt rs audi a7 audi q7 audi a8 audi a6 audi s4 audi s5 audi q5 audi s6 audi s8. A code p2453 will be stored if the pcm detects an exhaust pressure condition that doesn t coincide with manufacturer s specifications or an electrical input signal from dpf pressure sensor. The difference is that it combines the oxidation catalyst and dpf into 1 unit and has an exhaust valve to increase backpressure for proper low pressure egr flow during a nox regen. Image c volkswagen replacing either the dpf or the sensor requires a recalibration using the guided functions on the dealer diagnostics programmer.

It s my first time to work on audi vehicle but it wasn t bad. The 2009 vw jetta dpf system is shown above right. This sensor is in a foil pouch just behind the. Because there is no adblue it also uses an h2s.

The one that had gone is a common fault and is also called the dpf sensor. With cbea and cjaa engines the factory documentation may show the wrong part location for the exhaust pressure sensor 1 g450. P2453 audi diesel particulate filter differential pressure sensor circuit range performance. I have found the problem and fixed the car with the help of a generic scan tool.

The golf dpf and audi a3 tdi exhaust are basically the same. Amd essex fitted the sensor cleared the fault ran the car in all for 38. The original cause of the failed regenerations was a faulty egr valve which had been. 18885 p2453 009299 diesel particle filter differential pressure sensor.

The exhaust pressure sensor g450 looks to be fed via a pair of sense pipes attached to each end of the dpf to its location above the transmission. The exhaust gas back pressure was over 1300 mbar at idle.