|
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 downstream 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 |
Connector