1230 code(s) in this category. Page 13 of 52. Select one to see the detailed diagnosis.
Red (U)
ECU lost communication with fuel heater control module (heats diesel fuel to prevent waxing in cold).…
ECU lost communication with switch input module A (collects switch signals — windows, lights, etc.).…
ECU lost communication with switch input module B (collects switch signals — windows, lights, etc.).…
ECU lost communication with switch input module C (collects switch signals — windows, lights, etc.).…
ECU lost communication with park lock/pawl control module (electronic parking pawl, common on automatic and EV…
ECU lost communication with battery charger control module B (on-board charger for HV battery on plug-in hybri…
ECU lost communication with the second CAC coolant pump module. A communication loss with this module breaks a…
ECU lost communication with DC/DC converter module C (steps HV battery down to 12V on hybrids/EVs). A communic…
ECU lost communication with the drive motor A clutch actuator (engages/disengages drive motor in some hybrid l…
ECU lost CAN communication with the main battery management control module (BMS) — central HV battery controll…
The data transmitted over the CAN bus contains errors or is corrupt.…
ECU lost communication with door control module C (typically passenger front door). A communication loss with …
ECU lost communication with door control module D (typically passenger front door). A communication loss with …
ECU lost communication with door control module E (typically passenger front door). A communication loss with …
ECU lost communication with door control module F (typically passenger front door). A communication loss with …
ECU lost communication with door control module G (typically passenger front door). A communication loss with …
ECU lost communication with the folding top control module (convertibles). A communication loss with this modu…
ECU lost communication with moveable roof control module A (panoramic sunroof, hardtop). A communication loss …
ECU lost communication with seat control module A (driver seat with memory/heating/ventilation). A communicati…
ECU lost communication with seat control module B (driver seat with memory/heating/ventilation). A communicati…
ECU lost communication with moveable roof control module B (panoramic sunroof, hardtop). A communication loss …
ECU lost communication with door control module H (typically passenger front door). A communication loss with …
ECU lost communication with wireless accessory charging module A (Qi pad for phones). A communication loss wit…
ECU lost communication with wireless accessory charging module B (Qi pad for phones). A communication loss wit…