P0697: owner reports and bulletins

Powertrain (generic, all makes). We haven't written the explanation for this code yet. Below is what owners and manufacturers have filed with NHTSA.

Got P0697 on your scanner? Tell the mechanic your year, make, model and any symptoms and you'll get the likely cause and what to check first. Ask about this code.

What owners report to NHTSA

1 complaints filed with NHTSA mention P0697, 1 of them since 2015, across 1 different models. The component owners most often filed it under: electrical system.

Manufacturer service bulletins that name P0697

9 technical service bulletins and manufacturer communications filed with NHTSA mention P0697, from 4 makes. A bulletin means the manufacturer has documented a known cause or a fix procedure for that model. Examples:

  • JEEP WRANGLER (2021), bulletin 10212402: Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates This bulletin involves reprogramming the HCP and AHCP or also known as Power Inverter Module (PIM) with the latest available sof…
  • CADILLAC ESCALADE (2016), bulletin 10114935: This Preliminary Information communication provides information to the technician about vehicles that may have Service Engine Soon Malfunction Indicator Lamp on or reduced power message. Technician may find Diagnostic Tr…
  • CHEVROLET SILVERADO 2500 (2016), bulletin 10114935: This Preliminary Information communication provides information to the technician about vehicles that may have Service Engine Soon Malfunction Indicator Lamp on or reduced power message. Technician may find Diagnostic Tr…
  • GMC SIERRA 2500 (2016), bulletin 10114935: This Preliminary Information communication provides information to the technician about vehicles that may have Service Engine Soon Malfunction Indicator Lamp on or reduced power message. Technician may find Diagnostic Tr…

Sources: NHTSA Office of Defects Investigation complaint database and manufacturer communications file, snapshots September 2026. A complaint or bulletin that mentions a code is a report about that vehicle, not a statement that the code has one cause.