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 | |
| 21 | THROTTLE POSIT. |
SENSOR VOLTAGE
| HIGH | 02, 03, 04 | · Throttle valve potentiometer voltage greater than 4.8 V |
(short circuit to battery voltage)
Replacement value:
The control unit calculates with a throttle valve angle of 30°. Other functions recognize only partial load and full load. Recognition is dependent on the engine load signal, engine speed and mass air flow meter signal.