Where are the counting flashes on a Mercedes?
Counting flashes activated by grounding individual pins continued through the square block connectors to the 38 pin round X11/14 diagnostic socket to about 1994. This was commonly located within the ECU box and was accesses by removing a sealed access cap.
Where is the Diagnostic Code on a Mercedes Benz?
Read and Reset fault codes on 1988-1995 Mercedes cars that have the 8 or 16 socket diagnostic port near the battery. Mercedes cars with the round 38 socket connection. Please verify what your has before purchase. Also look at the code file and see if the systems you need to diagnose are listed.
When did Mercedes stop using blink and flash diagnostics?
Mercedes were in parallel developing their own digital diagnostic system and not following the industry standard of OBD1/2. From August 1995 production date Mercedes phased out the analogue type of flash/blink diagnostics in favour of their propriety digital code reading system.
How do you reset a Mercedes Fault code?
Plug it in, Push the button, Count the light flashes. Refer to the included paper overview sheets. For more details on each code search the Master PDF download from my site. Read and Reset fault codes on 1988-1995 Mercedes cars that have the 8 or 16 socket diagnostic port near the battery. Mercedes cars with the round 38 socket connection.
What does the Check Engine light on a Mercedes mean?
There are four buttons on the left side of the steering wheel. After pushing the button, the display will reveal why the check engine light is lit. Usually it indicates that the car is due for service. Push the lower left button on the steering wheel again and the vehicle mileage will show on the display.
How do you reset the engine on a Mercedes?
Push the reset button again and hold the button in until the display indicates that the system has been reset. The display will also inform you of the next service date according to mileage. Take your Mercedes in for service when the “check engine” light comes on.
What to do when your check engine light comes on?
No matter the situation, when the check engine light comes on in your Mercedes-Benz, we always suggest stopping by our service center so one of our knowledgeable technicians can properly diagnose and repair your vehicle. Our service technicians have the most up-to-date diagnostic equipment that can quickly read Mercedes-Benz OBD codes.
When did Mercedes start using on board diagnostics?
Back in the day when Mercedes first ventured into the world of on board diagnostics in the era of the 1984’s W124 and its stable mates they began to introduce electronic code diagnostics. The first being either through an 8 pin (X92) or 16 pin (X11/4) square block fastened to the bulkhead.
Are there two canbuses on the Mercedes W220?
It appears that the W220 has two CANs – one for the engine/chasis (CAN C), and one for the interior/body (CAN B). The EIS is the gateway between the two systems. Error codes can be displayed as shown above. Since my error messages were for the interior components, I’ll first focus on CAN B.