Home/Opel/Omega/Opel Omega B (1994-2003)/Repair manual/Fuel Injection Systems/Table 2, Trouble Codes (Trouble Code 89 O2 Sensor 2 Open Ci…
Contents Wiring diagrams Section: Fuel Injection Systems All sections

Table 2, Trouble Codes (Trouble Code 89 O2 Sensor 2 Open Circuit) Opel Omega B

Table 2, Trouble Codes

Trouble CodeInformation Sensor
Cause of FaultRemedy in

F0: DATA LIST

No.Trouble Code Storage when
8902 SENSOR 2 OPEN CIRCUIT46, 48, 52, 54, 56· Oxygen sensor voltage in range from 350 mV to 550 mV for longer than 2.5 s (circuit interruption, oxygen sensor defective)

The trouble code is stored if (conditions must be fulfilled consecutively):

l. ) Coolant temperature higher than 70° C / 158° F

2. ) Condition l. ) fulfilled for 3 min

3. ) Load signal greater than 1.7 ms

4. ) After conditions l. ) to 3. ) are fulfilled, waiting period of 5 s elapsed

5. ) Trouble code 73 or 74 not recognized

Replacement value:

The control unit takes a replacement value of 450 mV.

The oxygen sensor control is switched off.