on February 17, 2012, 10:36 am, in reply to "Re: Volvo V40 1.9TD D4192T 2003 - Bad hesitation at 2500rpm, code ECM1809 #"
>>> Don't see the purpose of the electronic tester as surely the scantool will readout rail pressure just the same.<<<
The purpose of the Electronic tester is to give you an Independent reading of the rail pressure, so you can tell if the sensor in the rail is telling the truth to the ECU.
Some of these sensors are only available with a rail and can be £500/600 ago.
Mark
Modern cars, Its all wizardry and witchcraft
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Volvo V40 1.9TD D4192T 2003 - Bad hesitation at 2500rpm, code ECM1809 # - James Scott February 13, 2012, 7:42 pm
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