9D-0 157 2
UnclassifiedLubrication
What This Code Means
Desired fuel quantity to reach requested rail pressure is higher than expected at idle speed; Incorrect measuring of the rail pressure; Measured pressure rises considerably for a brief time (jumps > 500,00bar in a 10 ms window)
Possible Causes
- •Leaky system
- •Loose contact in the rail pressure sensor wiring
Suggested Actions
- 1Perform gradient monitoring of the rail pressure
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