Galant LS V6-3.0L SOHC (1999)
HEATED OXYGEN SENSOR CHECK
Required Special Tools:
MD998464: Test Harness
MB991316: Test Harness
MB991 658: Test Harness Set
<Heated oxygen sensor (rear) - Federal>
1. Disconnect the heated oxygen sensor connector and connect special tool MB991658 to the connector on the heated oxygen sensor side.
2. Make sure that there is continuity [11 - 18 Ohm at 20° C (68° F)] between terminal 3 and terminal 4 on the heated oxygen sensor connector.
3. If there is no continuity, replace the heated oxygen sensor.
NOTE: If the scan tool does not display the standard value although no abnormality is found by the above mentioned continuity test and harness
check, replace the heated oxygen sensor (rear).
NOTE: For removal and installation of the heated oxygen sensor; Refer to Exhaust Pipe and Main Muffler.