Exhaust catalyst converter problem.
Trouble code P0420 means:Catalyst system efficiency below threshold
Trouble code P0420 means: Catalyst Efficiency Below Threshold (Bank 1)
Transmission problem overdrive slip at 45mph what to do
Trouble code P0420 means:Catalyst system efficiency below threshold
how do i diagnose a heat problem in a 1999 audi quatro
heater resister is bad
Error code is most likely due to a failing catalytic converter. If it is a Bank 1 converter you'll need to take it to the dealer for repair. Bank 2 converters are available as after market parts.
The cast of Diagnose - 1999 includes: Martin Heesch
You look under the pump and see if it's leaking. It's very obvious if it is.
Is there a separate fuse for every electric window in the 1999 landcruiser and if there is where are they.
When power doors fail on a 1999 Honda Civic there is a problem with a actuator or wiring. The door lock fuses should be checked. If the fuses are fine then the actuators themselves will need to be checked.
can we adjust the clutch on honda civic 1999