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P0523 fault code: what it means

P0523: Oil pressure sensor circuit high voltage.

Engine and gearbox (powertrain) · Minor

Usual causes, most likely first

  1. faulty oil pressure sensor
  2. open circuit in wiring

P0523 by make

Jeep

Oil pressure sensor circuit high voltage.

Usual causes: faulty oil pressure sensor; open circuit in wiring

What the repair usually costs

Not sure what P0523 means on your car? Ask Credov.

Before you clear it

Write the code down or photograph the scanner first. A code that comes straight back after clearing points to a fault that is still there. A car whose codes were cleared just before you arrived may be hiding one: the scanner's readiness monitors show "not ready" for a while after codes are cleared.

Researched by Credov from manufacturer and workshop sources. A fault code points to where a fault may be; a workshop confirms it with a diagnosis. Browse all fault codes.