DTC P1187 HYUNDAI

04.11.2025

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1 minute of reading

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Vehicle engine and/or automatic transmission

Code: P1187 - The fuel pressure regulator valve, which controls fuel flow, is stuck and not working properly. This affects the fuel pressure monitoring system.

Video for "Error p1187" on YouTube

Easy check for pump and rail fuel pressure regulator valve failure
DTC Hyundai P1187 Short Explanation
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