Table 2, Multec (X 12 SZ / X 16 SZ) F2: TROUBLE CODE
Trouble
| Code | Information Sensor | ||
|---|---|---|---|
| Cause of Fault | Remedy in F0: | ||
| DATA LIST | Trouble Code Storage when... | ||
| 13 | O2 SENSOR OPEN CIRCUIT | 09, 10, 11 | · Engine running for at least 40 s |
Coolant temperature higher than 85° C / 185° F
· Throttle valve aperture greater than 6.3 %
· Following trouble codes not stored: 21, 22, 33, 34
· The fault is recognized by the control unit if the oxygensensor voltage is in the range 350 to 550 mV for longer than 20 s (lead interruption, oxygen sensor defective).
If trouble code 13 was recognized, the control unit takes 450 mV as replacement voltage (oxygen sensor control switched off).
Note:
| If the oxygen sensor is wrapped in aluminium foil, remove the foil. Then delete trouble code. If trouble code is set again, start trouble - shooting. |