Table 2, Multec-S (C 16 XE) F2: TROUBLE CODE
Trouble
| Code | Information Sensor | |
|---|---|---|
| Cause of Fault | Remedy in F0: | |
| DATA LIST | Trouble Code Storage when... | |
| 44 | LEAN EXHAUST | 09, 10, 11 |
| 12, 13, 14 | · Engine running for at least 30 s |
· Coolant temperature higher than 75° C / l67° F
· Following trouble codes not stored: 21,22,67,68
· Loop closed
· Throttle valve opening greater than 3 %
· Integrator greater than 160 steps
· The fault is recognized by the control unit if the oxygen sensor voltage is less than 248 mV for longer than 40 s
If trouble code 44 has been recognized, the control unit takes 450 mV as a replacement voltage (oxygen sensor control switched off).
Note:
If the oxygen sensor is wrapped with aluminium foil, remove foil. Then erase trouble code. If trouble code 44 is set again, initiate trouble - shooting.