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Testing ABS sensor Volvo C30

Posted: Mon Feb 05, 2018 12:39 pm
by Alan SS1
my limited knowledge (from the 480 system) is that the resistance needs to be 'about right' and then there needs to be about the right number of pulses from each sensor, so not sure if 'voltage' is correct term, I think that they look for the square wave and compare the two (maybe all four) square waves, although it depends if its a steel toothed wheel or fancy . ..

Testing ABS sensor Volvo C30

Posted: Mon Feb 05, 2018 12:43 pm
by philhoward
All depends on the age (and "intelligence") of the system to be honest.

Testing ABS sensor Volvo C30

Posted: Mon Feb 05, 2018 12:47 pm
by Alan SS1
philhoward wrote:
Mon Feb 05, 2018 12:43 pm
All depends on the age (and "intelligence") of the system to be honest.
valid point, and for that reason I like the ABS on the SS1 :wink: