EFFECT: None or possible engine noise associated with higher injection pressures (especially at idle or light. The ECM has detected that fuel pressure is higher than the commanded pressure. SPN 157 - FMI 16 (Fault Code 553) REASON: Injector Metering Rail Number 1 Pressure - Data Valid but Above Normal Operating Range - Moderately Severe Level. Does the engine crank at a minimum of 130 RPM? Yes. StepAction Decision 3 Check that the engine cranks at a minimum of 130 RPM. If the code is still present, go to Step 3. See health report for link to diagnostics.
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