Fault Code Groups

• adsp_  Analog Devices Digital Signal Processors & Controllers (typically audio related issues)

• app_  Autopilot Primary (APP)

• aps_  Autopilot Secondary (APS)

• bccen_  Central Body Controller (BCCEN)

• bms_  Battery Management System (BMS)

• cc_  Tesla Wall Connector (CC)

• chgs_  Slave/Secondary Onboard Charger (CHGS)

  • Applies to Old Nose Cone Model S Only – if present

• chg_  Master/Primary Onboard Charger (CHG)

• cp_  Charge Port (CP)

• das_  Driver Assistance System (DAS)

• dcdc_  DC – DC system/process (DCDC)

• dif_  Front Drive Unit (DIF)

• dir_  Rear Drive Unit (DIR)

• dis_  Front Drive Unit (DIS)

• di_  Rear Drive Unit (DI)

• eas_  Electronic Air Suspension (EAS)

• efuse_  E-Fuse Module (EFUSE)

• epas_  Electronic Power Assist Steering (EPAS)

• epbl_  Left Electronic Parking Brake (EPBL)

• epbm_  Electronic Parking Brake Module (EPBM)

• epbr_  Right Electronic Parking Brake (EPBR)

• epb_  Electronic Parking Brake Module (EPB)

• esp_  Electronic Stability Program (ESP)

• eth_  Ethernet (ETH)

• fc_  Fastcharger (CC)

• gtw_  Gateway Module (GTW)

• hvc_ High Voltage Controller (HVC)

• hvp_  High Voltage Processor (HVP)

• ibst_  Electromechanical Brake Booster, also known as iBooster (IBST)

• mcu_  Media Control Unit (MCU)

• osc1p_  Occupant Classification Sensor in a Seat (OCS)

• park3_  Park Assist (PARK3) 

• pcs_  Power Conversion System (PCS)

  • These faults potentially relate to Charging, Pre-Charge, Low Voltage Support

• plcrly_  Power-Line Communication (PLC) Relay

  • The faults are potentially related to Charging, Pilot Signal, Proximity Signal, EVSE Communication

• pmf/r/s_  Pedal Monitor (PM)(PMF)(PMR)

• radc_  Forward Facing Radar (RADC)

  • These faults typically are calibration/misalignment issues

• rcm/rcm2_  Restraint Control Module (RCM) 

  • The faults typically relate to Airbags, Pre-tensioners, Buckles, Crash Sensors

• sccm_  Faults related to Steering Column Control Module (SCCM)

  • These faults are potentially related to headlights, wipers and control stalks

• scm_  Isolation and high voltage

• scs_  Isolation and high voltage

• sec_  Security Controller (SEC)

  • Faults potentially related to Security, Key fobs, Immobilizer

  • The SEC is not a standalone controller, it is typically integrated into an existing controller, such as BCCEN

  • Often down to the center console having been disconnected and not reconnected

• tas/tas2_  Tesla Air Suspension (TAS)

• thc_  Thermal Controller (THC)

• tpms_  Tire Pressure Monitoring System (TPMS)

• ui_  User Interface (UI)

  • Could be down to the Wi-Fi fails to check internet or or it could indicate a warning light is illuminated

• umc_  Universal Mobile Charger (UMC)

• usm_  Ultrasonic (USS) Parking Distance Sensors (USM)

• vcfront_ Front Body Controller/Module (VCFRONT)

• vcleft_ Left Body Controller/Module (VCLEFT)

• vcright_ Right Body Controller/Module (VCRIGHT)

• vc(various)_  Voltage Control where the expected voltage in various systems was not present.

Thank you Maven & Brian for creating this helpful list!

More error code help can be found here:

Corehacked Tesla Alerts 

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