Oxygen Sensor: Service and Repair

AR07.52-P-5303W Remove/Install Heated O2 Sensor
ENGINES 276 in MODEL 172





1 Front engine cover
2 Air cleaner housing
6 Oxygen sensor electrical connector
7 Oxygen sensor electrical connector
8 Oxygen sensor electrical connector
9 Oxygen sensor electrical connector
10 Electrical line
12 Electrical line
13 Shield

G3/3 Left oxygen sensor upstream of catalytic converter
G3/4 Right oxygen sensor upstream of catalytic converter
G3/5 Left oxygen sensor downstream of catalytic converter
G3/6 Right oxygen sensor downstream of catalytic converter





4 Vacuum reservoir
11 Electrical line

G3/4 Right oxygen sensor upstream of catalytic converter
N3/10 ME-SFI [ME] control unit

















000 589 71 03 00
Box wrench bit