Test Point 2

TEST POINT 2
02 sensor ahead of catalytic converter, cylinders 1 - 3
02 sensor ahead of catalytic converter, cylinders 4 - 6

DTC 10, 18

1. Oxygen sensor of cylinders 1 - 3

Connect voltmeter to control module connector pin 19 (+) and pin 46 (-).

Ignition "ON"

Display: approx. 450 mV

Start engine. With the engine warm, the voltage fluctuates between approx. 0.1 and 0.9 V.

2. Oxygen sensor of cylinders 4 - 6

Connect voltmeter to control module connector pin 18 (+) and pin 46 (-).

Ignition "ON"

Display: approx. 450 mV

Start engine. With the engine warm, the voltage fluctuates between approx. 0.1 and 0.9 V.

NOTE:
If a fault is stored, there may also be a leak in the intake system. Before replacing the oxygen sensors, check that the oil filler cover and the oil dipstick are seated correctly and check the entire intake system for leaks.