What are the possible causes of the P1297 Acura code?
- Faulty electronic load detection unit
- Faulty engine control module (ECM)
- Electronic load detection unit harness is open or shorted
- Poor electrical connection in the electronic load detection unit circuit
How to repair the Acura P1297 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 pins.
What are the possible symptoms of the P1297 Acura code?
- Check engine light on (or Service Engine Soon warning light)
What does the Acura P1297 code mean?
The Electronic Load Detector (ELD) measures the main current flow and sends this signal to the Engine Control Module (ECM) to control the alternator charging system for energy efficiency and to reduce engine drag during startup.