Engine-Codes - Generic - P1245

P1245 - Alternator Load Input Failed Low

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What is this?
Table of contents

P1245 Possible Causes

  • Faulty Alternator/Generator
  • Broken Alternator Belt
  • Alternator/Generator harness is open or shorted
  • Alternator/Generator circuit poor electrical connection
  • Damaged Powertrain Control Module (PCM)

How is the P1245 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 P1245 code

Labor: 1.0

The cost to diagnose the P1245 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)

P1245 Meaning

The Powertrain Control Module (PCM) monitors generator load from the generator/regulator in the form of frequency. The fault indicates the input is lower than the load should be in normal operation. The load input could be low when no generator output exists.

More Information

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