Back to 2003 Lexus LS 430

2003 LEXUS LS 430

4.3L V8RWDAUTOMATICgas
Repairs0Labor591Torque5693Fluid7DTC734Battery0Maintenance0Recalls0
P0192moderate severityPowertrain

Fuel Rail Pressure Sensor Circuit Low Input

on 2003 Lexus LS 430 4.3L V8 · RWD

What this code means

Low voltage from the fuel rail pressure sensor.

Symptoms

  • Check Engine Light
  • Engine may not start

Common causes

  • Short to ground
  • Faulty sensor
  • Low fuel pressure

Diagnostic steps

  1. Test circuit voltage
  2. Check for shorts
  3. Test fuel pressure

Repair notes

Repair or replace.

Other Powertrain codes on this vehicle

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