on September 12, 2014, 3:10 pm, in reply to "Citroen C4 Picasso 1.6 HDi 9HZ - Lack of power, code P1166 #"
Got a 2009 C4 1.6hdi with the same code as above P1166 fuel high pressure regulation maximum rail pressure exceeded.
Car lost power while driving. Fuel pressure at idle is 250bar. Car drives fine after ignition cycled.
Has anyone come across this before?
Many thanks
Message Thread 
Citroen C4 Picasso 1.6 HDi 9HZ - Lack of power, code P1166 # - Lee markham September 3, 2013, 11:45 am
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