145 - MiTo   1.4 16v TJet   Check on the operation of the upstream Lambda sensor   1080BA   
 

STEP

  

CHECK TO BE PERFORMED

  

REMEDIAL ACTION IF THE CHECK IS NOT OK
 

1

  

HEATER RESISTANCE CHECK

Disconnect the negative battery terminal.

Disconnect the electrical connection for the upstream Lambda sensor

Check that the resistance at pins 3 and 4 corresponds to 8 +/- 1.6 Ohm at 20°C.

  

Replace the upstream Lambda sensor

   Op. 1080B94 FRONT LAMBDA SENSOR TO WITH CATALYTIC CONVERTER - R.R

Connector