ML 430 (163.172) V8-4.3L (113.942) (2000)
Malfunction Indicator Lamp: Description and Operation
Engine Diagnosis Malfunction Indicator Lamp
With CODE (925) low emission EURO3
Shown on Model 220
Position
In instrument cluster
Task
Indicating faults in fuel injection system
Function
In the case 6f the low emission EURO3 exhaust concept, the engine diagnosis malfunction indicator lamp (A1e58) with engine symbol is installed
in the instrument cluster. It is actuated at the GND side by the engine control module. As a check of bulb operation, the lamp come on for 1 second
at ignition ON and from an engine speed of approx. 500 rpm. If no fault is present, the engine control module interrupts the GND and the lamp
goes out.
Read fault memory at the data link connector.