BEV model family
Maserati Granturismo error codes and diagnostics
Diagnostic coverage for model years 2024–2025. Verified entries below are linked to this model family by source-backed applicability evidence; model membership alone is never used to invent a code relationship.
PowertrainBEV
Model years2024–2025
Verified diagnostics10
Research leads0
Verified Verified Maserati Granturismo diagnostic codes
Each result opens a manufacturer-specific report with the code meaning, affected vehicles, source evidence and the full diagnostic knowledge page where available.
B156214 GPS Antenna-Circuit Short to Ground or Open U0452-86 Implausible Data Received From Restraints Control Module-Signal Invalid These DTCs · 2024–2025View diagnostic report →B228600 Calibration Not Learned-Lost Calibration Customer Concern: Surround View System not working, hourglass present on the sides of the vehic · 2024–2025View diagnostic report →B22A996 persists, replace the TBM. NOTE: Ignore DTC U008000 Ethernet Bus, if it is present. This error does not affect the operation of related · 2024–2025View diagnostic report →Battery saver ON – some systems may have reduced power.Battery saver ON – some systems may have reduced power. · 2024–2025View diagnostic report →C221200 “ECU In Plant Mode” in ECM e) if the DTC C2212-00 is stored, run again the "Get Out of In-Plant Mode" routine in ECM. f) disconnect the OBD tool through the window opened (doors · 2024View diagnostic report →P07BE00/1E1700 being stored in the AGSM. Technical Procedure: ▪ From ECU View, select the AGSM – ECU programming. ▪ After ECU Programming, perf · 2024View diagnostic report →P294100 is present, valve A must be replaced, following the instructions in the workshop manual: ▪ 1.71.358 3-WAY VALVE FOR WATER RECIRCULATION · 2025View diagnostic report →P294500 it is necessary to replace valve B , following the instructions in the workshop manual: ▪ 1.71.357 3 -WAY VALVE FOR WATER RETURN TO RADI · 2025View diagnostic report →P2EE300 is present it is necessary to replace the valve C , following the instructions in the workshop manual: ▪ 1.71.359.0 3-WAY VALVE FOR WATE · 2025View diagnostic report →U045286 Implausible Data Received From Restraints Control Module-Signal Invalid These DTCs are associated with the red warning light on the SOS · 2024–2025View diagnostic report →
About this model coverage
EV Diagnostics separates vehicle catalog data from diagnostic applicability. A code is listed as verified for Maserati Granturismo only when supporting evidence connects that diagnostic identity to the model or its documented model-year range.
Related navigation
All Maserati EV models and diagnostics · Search all diagnostic codes · How verification works