DTClookup.com

Search DTC

P1660 – Honda DTC

Honda DTC P1660 – Automatic Transaxle FI Signal A Circuit Failure

DTC P1660 meaning on Honda

DTC P1660 for Honda refers to an Automatic Transaxle FI Signal A Circuit Failure. This diagnostic trouble code indicates that there is a malfunction in the circuit related to the automatic transaxle fuel injection signal.

Honda DTC P1660 symptoms

Symptoms of DTC P1660 on a Honda may include:

  • Check Engine Light illuminated on the dashboard
  • Transmission shifting issues
  • Reduced fuel efficiency

Honda DTC P1660 causes

Common causes of DTC P1660 on a Honda include:

  • Faulty automatic transaxle FI signal A circuit
  • Wiring or connector issues in the circuit
  • Defective transmission control module (TCM)

Honda DTC P1660 seriousness

DTC P1660 should be addressed promptly as it can lead to drivability issues and potential damage to the transmission system if left unresolved.

How to diagnose DTC P1660 on Honda

To diagnose DTC P1660 on a Honda, follow these steps:

  1. Use an OBD-II scanner to retrieve the trouble codes
  2. Inspect the automatic transaxle FI signal A circuit for any visible damage or loose connections
  3. Check the TCM for proper operation

How to fix DTC P1660 on Honda

To fix DTC P1660 on a Honda, you can:

  1. Repair or replace any damaged wiring or connectors in the automatic transaxle FI signal A circuit
  2. Replace the transmission control module (TCM) if found to be faulty
  3. Clear the trouble codes and test drive the vehicle to ensure the issue is resolved

How to erase DTC P1660 on Honda

To erase DTC P1660 on a Honda:

  1. Use an OBD-II scanner to clear the trouble codes
  2. Ensure the underlying issue causing the DTC has been resolved
  3. Perform a test drive to confirm the repair and ensure the DTC does not return

Recommended tools for Honda diagnostics

Explore our expert picks: The Best OBD2 Scanners for 2025

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

← All Honda Diagnostic Trouble Codes

Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.