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3 Solenoids on bulkhead HDI 2.0 2001

Posted: Sat Mar 31, 2012 6:11 pm
by dukey406
Hi, can anyone please tell me the exact function of the 3 bulkhead mounted solenoid valves on my HDI 110?
I've worked out the first one is the wastegate controller, the second is the EGR controller but not sure of the third?....

Re: 3 Solenoids on bulkhead HDI 2.0 2001

Posted: Sat Mar 31, 2012 6:15 pm
by lozz
Air doser,

Re: 3 Solenoids on bulkhead HDI 2.0 2001

Posted: Sat Mar 31, 2012 6:16 pm
by dukey406
Thanks, what does the 'air doser' actually do?....

Re: 3 Solenoids on bulkhead HDI 2.0 2001

Posted: Sat Mar 31, 2012 6:21 pm
by lozz
it measures the exhaust temps and lets air in and out, ithink,
not 100% sure on how they work tbh,

all iknow is if you try unplug this critter, the car goes into limp mode, :(