Motronic M 2.8 F2:TROUBLE CODE TABLE
Trouble
| Code |
Information Sensor
| Cause of Fault | Remedy in |
F0:DATA LIST
| No. | ||
|---|---|---|
| Trouble Code Storage when ... | ||
| Remarks | ||
| 13 | O2 SENSOR | |
| OPEN CIRCUIT | 36, 37, 38, 39, 40 | · Oxygen sensor voltage is in range |
C 20 XE: 380 to 590 mV
C 25 XE: 350 to 550 mV
for longer than 2.5 sec.
(circuit interruption, oxygen sensor defective)
The trouble code is stored if
(conditions must be fulfilled consecutively):
1.) Coolant temperature higher than 70 °C/168 °F
2.) Condition 1.) fulfilled for 3 min
3.) Load signal greater than 1.5 ms
4.) After conditions 1.) to 3.) are fulfilled, waiting period of 5 s elapsed
5.) Trouble code 73 or 74 not recognized
Replacement value:
The control unit takes 450 mV as replacement value.
The oxygen sensor control is switched off.