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Battery Energy Control Module: fault codes

All 205 fault codes of the Porsche Panamera (972, 2024–) Battery Energy Control Module with the manufacturer's names. How to read and clear them with STEUER14.

CodeFault
B11B300Ignition circuit for high-voltage battery disconnection element - equipment fault
B184C00Release active
B1A7BF0Control unit faulty
B1D9EF0Cell module 1, aging detected
B1D9EF1Cell module 2, aging detected
B1D9EF2Cell module 3, aging detected
B1D9EF3Cell module 4, aging detected
B1D9EF4Cell module 5, aging detected
B1D9EF5Cell module 6, aging detected
B1D9EF6Cell module 7, aging detected
B1D9EF7Cell module 8, aging detected
B1D9EF8Cell module 9, aging detected
B1D9EF9Cell module 10, aging detected
B1D9EFACell module 11, aging detected
B1D9EFBCell module 12, aging detected
B200500Coding
B201200Coding
B2F0100Development code 1
B2F0200Development code 2
B2F0300Development code 3
B2F0400Development code 4
B2F0500Development code 5
B2F0600Development code 6
B2F0700Development code 7
B2F0800Development code 8
B2F0900Development code 9
B2F0A00Development code 10
B2F0B00Development code 11
B2F0C00Development code 12
B2F0D00Development code 13
B2F0E00Development code 14
C11BAF0High-voltage battery control unit - procedural error while setting operating mode
P056000Terminal 30 power supply – signal implausible
P056200Supply voltage - voltage too low
P056300Supply voltage too high
P060100Function restriction
P060200Programming
P060400Control unit - function restriction
P060500Control unit - function restriction
P060600Control unit defective
P061000Control unit - variant coding invalid
P062F00Function restriction
P064F00Coding
P06B800Control unit - function restriction
P0A0A00High Voltage System Inter-Lock Circuit
P0A0C00High Voltage System Interlock Circuit Low
P0A0D00High Voltage System Interlock Circuit High
P0A0E00High-voltage system, pilot line – open circuit
P0A1F00Terminal 30 power supply – signal implausible
P0A7E00Backup battery, temperature critical
P0A7F00Hybrid/EV Battery Pack Deterioration
P0A9400Function limitation
P0A9500High Voltage Fuse
P0A9C00Hybrid Battery Temperature Sensor "A" Circuit Range/Performance
P0A9D00Temperature sensor 1 for hybrid/high-voltage battery - short circuit to ground
P0A9E00Temperature sensor 1 for hybrid/high-voltage battery - short circuit to B+
P0AA100Hybrid/EV Battery Positive Contactor Circuit, Stuck Closed
P0AA200Hybrid/EV Battery Positive Contactor Circuit, Stuck Open
P0AA400Hybrid/EV Battery Negative Contactor Circuit Stuck Closed
P0AA500Hybrid/EV Battery Negative Contactor Circuit Stuck Open
P0AA600Hybrid/EV Battery Voltage System Isolation Fault
P0ABA00Hybrid/high-voltage battery total voltage 1 – limit value violated
P0ABB00Hybrid/EV Battery Pack Voltage Sense "A" Circuit, Range/Performance
P0AC000Hybrid/EV Battery Pack Current Sensor "A" Circuit, Range/Performance
P0AC100Hybrid/EV Battery Pack Current Sensor "A", Circuit Low
P0AC200Hybrid/EV Battery Pack Current Sensor "A", Circuit High
P0AD900Hybrid/EV Battery Positive Contactor Control Circuit/Open
P0ADB00Activation of hybrid/high-voltage battery positive contact – short circuit to ground
P0ADC00Activation of hybrid/high-voltage battery positive contact, short circuit to B+
P0ADD00Hybrid/EV Battery Negative Contactor Control Circuit/Open
P0ADF00Activation of hybrid/high-voltage battery negative contact, short circuit to ground
P0AE000Activation of hybrid/high-voltage battery negative contact, short circuit to B+
P0AE200Pre-charging contacts of hybrid/high-voltage battery – stuck closed
P0AE300Hybrid/EV Battery Precharge Contactor Circuit, Stuck Open
P0AE400Hybrid/EV Battery Precharge Contactor Control Circuit
P0AE600Hybrid/EV Battery Precharge Contactor Control Circuit Low
P0AE700Hybrid/EV Battery Precharge Contactor Control Circuit High
P0AF800Backup battery, voltage fault
P0AFA00High-voltage system - voltage too low
P0AFB00High-voltage system - voltage too high
P0B0F00Hybrid/EV Battery Pack Current Sensor "B" Circuit, Range/Performance
P0B1000Current measurement sensor 2 for hybrid/high-voltage battery - short circuit to ground
P0B1100Hybrid/EV Battery Pack Current Sensor "B" Circuit High
P0B1300Hybrid/EV Battery Pack Current Sensor "A"/"B" Correlation
P0B1500Hybrid/EV Battery Pack Voltage Sense "B" Circuit, Range/Performance
P0B1600Hybrid/EV Battery Pack Voltage Sense "B" Circuit Low
P0B1700Hybrid/EV Battery Pack Voltage Sense "B" Circuit High
P0B1A00Hybrid/EV Battery Pack Voltage Sense "C" Circuit, Range/Performance
P0B1B00Hybrid/EV Battery Pack Voltage Sense "C" Circuit Low
P0B1C00Hybrid/EV Battery Pack Voltage Sense "C" Circuit High
P0B3300High-voltage battery voltage supply – below limit value
P0B3400High Voltage Service Disconnect Circuit, Performance
P0B3500High Voltage Service Disconnect Circuit Low
P0B3600High Voltage Service Disconnect Circuit High
P0B3700High Voltage Service Disconnect Open
P0B3C00Hybrid/EV Battery Voltage Sense "A" Circuit, Range/Performance
P0B3D00Hybrid/high-voltage battery voltage, sensor line 1, short circuit to ground
P0B3E00Hybrid/high-voltage battery voltage, sensor line 1, short circuit to B+
P0BBD00Hybrid Battery Pack Voltage Variation Exceeded Limit
P0C3A00Control unit – Function limitation
P0C3F00Control unit – Function limitation
P0C4200Temperature sensor for low-temperature circuit (TME: TW7 / BMS: HV battery input) – open circuit
P0C4300Temperature sensor for low-temperature circuit (TME: TW7 / BMS: HV battery input) – signal implausible
P0C4400Temperature sensor for low-temperature circuit (TME: TW7 / BMS: HV battery input), short circuit to ground
P0C4500Temperature sensor for low-temperature circuit (TME: TW7 / BMS: HV battery input), short circuit to B+
P0C4700Additional coolant pump in low-temperature circuit (P2) – no communication
P0C4800Additional coolant pump in low-temperature circuit (P2) – PWM signal, short circuit to ground
P0C4900Additional coolant pump in low-temperature circuit (P2) – PWM signal, short circuit to B+
P0C4A00Auxiliary coolant pump in the low-temperature circuit (P2) – error
P0C4C00Additional coolant pump in low-temperature circuit (P2) – short circuit to ground
P0C4D00Additional coolant pump in low-temperature circuit (P2) – short circuit to B+
P0C7800Hybrid/EV Battery System, Precharge Time Too Long
P0CA600High-voltage battery – charging current too high
P0CA700Hybrid Battery Discharging Current High
P0CD500Temperature sensor for low-temperature circuit (TME: TW8 / BMS: HV battery output) – open circuit
P0CD600Temperature sensor for low-temperature circuit (TME: TW8 / BMS: HV battery output) – signal implausible
P0CD700Temperature sensor for low-temperature circuit (TME: TW8 / BMS: HV battery output), short circuit to ground
P0CD800Temperature sensor for low-temperature circuit (TME: TW8 / BMS: HV battery output), short circuit to B+
P0CEF00Temperature sensor for medium-temperature circuit (TW5) – signal implausible
P0CFF00Additional coolant pump in low-temperature circuit (P2) – stuck
P0D1500High-voltage charger, high-voltage interlock – open circuit
P0D2400High-voltage charger – overtemperature
P0D5600Combination charging socket - electrical fault
P0D5700Combination charging socket - electrical fault
P0D5800Combination charging socket – proximity short to ground
P0D5900Charging socket AC, electrical fault
P0D9900High-voltage charger, charging socket, temperature sensor 1 – electrical fault
P0DAC00Hybrid/EV Battery Cell Balancing Circuit "A"
P0DAF00Hybrid/EV Battery Cell Balancing Circuit "A" Range/Performance
P0E2F00High Voltage Fuse "B"
P0E3000High Voltage Fuse "C"
P0E3200Internal voltage sensor 1 – signal implausible
P0E3400Internal voltage sensor 2 – signal implausible
P0E3700Internal voltage sensor 2 – signal implausible
P0E3800Internal voltage sensor 2 – signal implausible
P0E3900Internal voltage sensor 2 – signal implausible
P0E5200DC/DC converter current sensor – signal implausible
P0E5300DC/DC converter current sensor - short circuit to ground
P0E5400DC/DC converter current sensor, short circuit to B+
P0E7400Hybrid/EV Battery Voltage Internal Isolation Fault
P0E9700High-voltage voltage converter, voltage sensor, below minimum
P0E9800High-voltage voltage converter, voltage sensor, below minimum
P0E9900High-voltage voltage converter, voltage sensor, below minimum
P0E9C00DC/DC converter, current sensor 2 – signal implausible
P0E9D00DC/DC converter current sensor 2 - short circuit to ground
P0E9E00DC/DC converter, current sensor 2 - short circuit to B+
P0EA300Control unit – function restriction
P160900Crash switch-off was triggered
P168A00Reversible crash shut-off was triggered
P1A0100Crash signal monitoring, failed
P1B1500Hybrid battery precharge resistance, Excess temp.
P1B1600Charging hybrid battery, No external charge detected
P1B1B00Control unit – function restriction
P1B3D00Control unit – Function limitation
P1CC400Control unit - function restriction
P1D0100Warning: Capacity jump
P1D5C00Current/voltage sensor defective
P1D5F00Cell module, state of charge – above limit value
P1D6500Cell module, state of charge – below limit value
P1EF200Control unit – Function limitation
P1EF300Control unit – function restriction
P1EF400Control unit – function restriction
P262B00Control Module Power Off Timer Performance
P29FF00Thermal outlier detected
P32B300Control unit – Function limitation
P33F000High-voltage system activation, Malfunction
P33F100High-voltage system deactivation, Malfunction
U002800Hybrid CAN bus – faulty
U002900Hybrid CAN bus - no communication
U003700Vehicle Communication Bus B
U003800Private CAN bus, no communication
U010000Engine electronics (DME) control unit – no communication
U010100Lost Communication with TCM
U011000High-voltage power electronics control unit - no communication
U011100LIN bus, battery sensor - no communication
U011200High-voltage battery control unit – no communication
U011600Thermal management control unit - missing message
U012100Brake electronics (PSM) control unit – no communication
U012200Brake electronics (PSM) control unit – missing message
U014000Front-end electronics control unit (BCM1) - missing message
U014100Front-end electronics control unit (BCM1) - no communication
U014600Gateway control unit - no communication
U014B00Gateway – incorrect signal
U015100Airbag control unit - missing message
U015500Instrument cluster control unit - missing message
U016400Air conditioner control unit - missing message
U019B00High-voltage charger (OBC) control unit – missing message
U029800Control unit for high-voltage voltage converter (combi converter) - missing message
U030000Control unit, incorrect coding
U033700Software Incompatibility with Battery Charger Control Module
U033A00Software Incompatibility With Hybrid/EV, Battery Interface Control Module "A"
U040100Engine electronics (DME) control unit – signal implausible
U041100High-voltage power electronics control unit – signal implausible
U041500Control unit for brake electronics (PSM) – signal implausible
U041600Data bus - fault value received
U043100Data bus - fault value received
U044700Gateway control unit – signal implausible
U045200Airbag control unit - signal implausible
U045600Thermal management control unit - signal implausible
U049C00High-voltage charger control unit (OBC) - signal implausible
U110300Production mode active
U113A00Charging device for high voltage battery, implausible message
U140000Function restriction – supply voltage too low
U140100Function restriction – supply voltage too high
U300100Control unit – run-on fault

Fault names come from the manufacturer's diagnostic data. STEUER14 is independent and not affiliated with Porsche AG. A code tells you what a control unit detected, not always which part failed — check wiring, supply voltage and related codes before replacing parts. STEUER14 shows each fault's full description, status and freeze frame on the car.