Located at end of fuel rail, threaded, straight plug connector
The small diameter metal seal ring for this pressure sensor is available and shown below.
CHECK CAREFULLY BEFORE ORDERING AS THERE ARE TWO TYPES OF THIS SENSOR, AN EARLY AND LATE VERSION
THIS ONE IS THE EARY VERSION, BOSCH # 0 281 002 498 AND IT IS APPROXIMATELY 11mm IN DIAMTER (across the threads)
SEE THE LATE VERSION, WHICH IS LUCH LARGER IN DIAMETER., SHOWN BELOW
THE TWO SENSORS ARE NOT INTERCHANGEABLE, AS THE SIZE IS TOTALLY DIFFERENT
OM612 engine only