SCR metering module injection pattern
The injection pattern of the metering module must consist of three evenly distributed circles. To check, hold a piece of crepe paper at a distance of 20-40 cm before the uncovered metering module. Activate the metering module with the diagnosis system.
| Item | Explanation |
|---|---|
| 1 | Metering module: Valve opening |
| 2 | Injection pattern of the metering module on paper |