Engine-Codes - Isuzu - P1093 Isuzu

P1093 Isuzu Code - Fuel Rail Pressure Too Low

- Code Popularity: 74,446 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code P1093 Isuzu?

  • Clogged Fuel Filter
  • Fuel system leakage
  • Faulty fuel injector
  • Faulty Fuel Rail Pressure (FRP) sensor
  • Faulty Fuel Pump

|How to Fix the P1093 Isuzu Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|What is the Cost to Diagnose the Code P1093 Isuzu?

Labor: 1.0

The cost to diagnose the P1093 Isuzu code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

Does your Isuzu have Safety Recalls? → Check here

|What are Code P1093 Isuzu Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the P1093 Isuzu Code Mean?

The Engine Control Module (ECM) monitors the Fuel Rail Pressure. The Diagnostic Trouble Code (DTC) will set when the ECM detects that the differential fuel rail pressure is -10 MPa (-1,450 psi) for longer than 15 seconds when the engine speed is between 0 – 900 RPM or The ECM detects that the deferential fuel rail pressure is -15 MPa (-2,170 psi) for longer than 15 seconds when the engine speed is higher than 1200 RPM.

P1093 Isuzu Code - Fuel Rail Pressure Too Low

|Need more Information on the P1093 Isuzu Code?

Need more information on how to fix the P1093 Isuzu code? Get Access to Factory Service Manuals

|Need Help with the P1093 Isuzu Code?

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