Engine-Codes - Generic - B1590

B1590 Code - Autolamp Delay Increase Circuit Short To Ground

- Code Popularity: 7,193 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B1590?

  • Faulty Autolamp Delay
  • Autolamp Delay harness is open or shorted
  • Autolamp Delay circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How to Fix the B1590 Code?

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 Code B1590?

Labor: 1.0

The cost to diagnose the B1590 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|What are Code B1590 Possible Symptoms?

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

|What Does the B1590 Code Mean?

The Body Control Module (BCM) monitors the Autolamp Delay. The BCM sets the OBDII code when the Autolamp Delay is not to factory specifications.

B1590 Code - Autolamp Delay Increase Circuit Short To Ground

|Need more Information on the B1590 Code?

Need more information on how to fix the B1590 code? Get Access to Factory Service Manuals

|Need Help with the B1590 Code?

Get the B1590 code diagnosed by a professional: Find a repair shop in your area