LA. Poor Fuel Economy

LA. Poor fuel economy

LA1




Checking the Lambdasond
Troubleshoot according to EC. Fault code 2-2-1 Lambdasond signal absent or faulty.

If no fault is discovered according to 1-1-3:
^ Checking the fuel pressure and residual pressure LA2

LA2




Checking the fuel pressure and residual pressure
- Check the fuel pressure and residual pressure according to S. Fuel pressure and residual pressure. S. Fuel Pressure and Residual Pressure

Fuel pressure and residual pressure are OK:
^ Connection of measurement box LA3

LA3




Connection of measurement box
- Connect the measurement box according to N1-N4. N. Measurement Box, Signal Description
- Check all the Regina signals according to NB. Signal description Regina NB. Signal Description Regina
and all Rex-I signals according to NC. Signal description Rex-I. NC. Signal Description Rex-I