ME9 / P0116 00

Read the instructions below then start the fault diagnostic procedure.

Symptom: Malfunction Indicator Lamp

P0116 00

Fault symptom

Malfunction Indicator Lamp

On-board diagnosis

Type of diagnosis:

Once per driving cycle.

Enable criteria:

NONE of the following DTCs must be detected:

•	P0112, P0113

•	P0117, P0118

The vehicle should have been driven more than 8½ minutes during the previous driving cycle.

Fault criteria:

Coolant temperature is more than 15°C higher or 9.8°C lower than calculated.

OK report:

No fault detected after 10 minutes of driving.

Fault handling:

Type III

(See section Fault handling III, "Other emission-related components and functions" for more information.)

Diagnostic help

Diagnosis regards:

Fault in the cooling system (coolant level/thermostat).

Functions in the diagnostic tool related to the fault:

•	Engine Temperature

(See also description of readings/activations in diagnostic tool)