ME9 / P2196 00
Read the instructions below then
start the fault diagnostic procedure.
Symptom: Malfunction Indicator Lamp
The engine may stop after starting, run unevenly and misfire or run at high rpm.
Short Term Fuel Trim. Min Value, Air/Fuel too Rich.
Fault symptom
Malfunction Indicator Lamp
The engine may stop after starting, run unevenly and misfire or run at high rpm.
On-board diagnosis
Type of diagnosis:
Enable criteria:
| The engine has started and lambda control is active. |
| An additive adaptation is carried out. |
| Cooling and intake air temperature 60°C. |
Fault criteria:
| The lambda control has bottomed out at -17%. |
Diagnostic help
Diagnosis regards:
| Checking air/fuel ratio. With this DTC, the engine will be getting too little air (leak) or too much fuel. |
Functions in the diagnostic tool related to the fault:
| • | Airmass Deviation from Calculated |
| (See also description of readings/activations in diagnostic tool) |
