Engine-Codes - Saab - P0521 SAAB

P0521 SAAB - Engine Oil Pressure Sensor/Switch Circuit Range/Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P0521 SAAB Possible Causes

  • Low oil level or motor mechanical fault
  • Faulty Oil Pressure Sensor
  • Oil Pressure Sensor harness is open or shorted
  • Oil Pressure Sensor circuit poor electrical connection

How is the P0521 SAAB code repair?

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.

Tech Notes

There is a factory service bulletin for the following Saab models:
2005-2009 Saab 97x
Saab Factory Service Bulletin OBDII Code P0521

What is the cost to diagnose the P0521 SAAB code

Labor: 1.0

The cost to diagnose the P0521 SAAB code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Oil pressure warning light ON.

P0521 SAAB Meaning

The Powertrain Control Module (PCM) continuously monitors the engine oil pressure. The Oil Pressure Sensor/Switch sends a signal to the PCM when the engine is running. The Diagnostic Trouble Code (DTC) P0521 is detected when the signal sent from the oil pressure sensor to PCM goes out of range.

More Information

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