We’ll explain how to complete an engine management light reset below. We’ll also show you how to determine the cause of any fault. Finding out what the fault is: On-board diagnostic scanner. The easiest way to determine a fault causing the amber engine management light to come on is to use an OBD2 (on-board diagnostic) scanner.
Open a door, press the power door lock button and close the door. After 30 seconds the system will be armed and the theft indicator in the cluster will flash every two seconds. Pressing the UNLOCK button on the transmitter. Placing a key in the door and turning to UNLOCK. Turning the key to RUN or ACC.

Fault message recorded in the engine control unit. AdBlue warning light ON. Fault message on the multifunction screen: 'Anti-pollution fault: engine start banned in XXXX Km. ' NOTE: This technical note affects those vehicles which have to meet the EURO 6 emissions standard. NOTE: The above-mentioned symptom appears again with the vehicle running.

What does anti pollution fault on Citroen c3 2007 mean. you may have to use a scan tool to reset the ECM Read full answer. May 15, 2017 • Cars & Trucks. Re: Citroen C5 anti pollution fault. by Paul-R » Sat Dec 19, 2020 4:45 pm. You should reset (or get someone to reset) the ECU so it "knows" how much fluid is present. If the level was showing as zero before you filled it up then it will still behave as though the fluid needs filling up. Once that is done then see how it behaves.

Answers to the above questions (which I found myself): 1. Yes, NOx sensor 1 readings should be 5-10 times higher than NOx sensor 2 readings. 2. No. 3. -. The replacement of the NOx sensor 1 solved the issue. One helpful video about this P20EE fault code (in the absence of other ECM and UDM faults) and how to troubleshoot:

How to reset the TPMS light on the Citroen C3. Today, with the help of this short video tutorial, Citroen C3 Anti Pollution Fault Reset;
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