hesitation

420i

New Member
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Location
gadsden, al.
#1
When I take off in my 320 there is a hesitation. The car rumbles, like a log truck then it kicks in motion. What would cause this? I've changed the plugs, the cap, and the rotor button, but still no help. Any ideas?
 

tadzhius

New Member
Messages
5
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0
Location
lithuania
#3
if it's lambda (o2 sensor) equiped model, try disconnecting the sensor and running the car. Mine was dead causing ECU to get bad readings and to miscalculate the fuel-air ratio... disconnected the sensor and the ecu gets the default readings thinking fuel-air ratio ir proper
 


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