Engine-Codes - Generic - P1503

P1503 - Load Signal From Alternator DF Terminal Implausible Signal

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

P1503 Possible Causes

  • Faulty Alternator
  • Alternator harness is open or shorted
  • Alternator poor electrical connection

How is the P1503 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.

What is the cost to diagnose the P1503 code

Labor: 1.0

The cost to diagnose the P1503 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.

Possible Symptoms

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

P1503 Meaning

Load Signal From Alternator DF Terminal Implausible Signal is the generic description for the P1503 code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1503 OBDII code.

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More Information

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Information for specific makes

  • P1503 AUDI Load Signal From Alternator DF Terminal Implausible Signal
  • P1503 BMW Idle Speed Control Valve Closing Solenoid Control Circuit Signal Low
  • P1503 BUICK Theft Deterrent Fuel Enable Signal Not Correct
  • P1503 CADILLAC Theft Deterrent Fuel Enable Signal Not Correct
  • P1503 CHEVROLET Theft Deterrent Fuel Enable Signal Not Correct
  • P1503 GMC Theft Deterrent Fuel Enable Signal Not Correct
  • P1503 HYUNDAI Auto Cruise Control Switch
  • P1503 KIA Auto Cruise Control Switch
  • P1503 MINI Idle Speed Control Valve Closing Solenoid Control Circuit Signal Low
  • P1503 VOLKSWAGEN Load Signal From Alternator DF Terminal Implausible Signal

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