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Engine/Motor Control Module --, 2025 MY

Component / System DTC / DTC Description Monitor Strategy Description Malfunction Criterion Threshold Value   Secondary Parameters Enable Condition   Monitoring Time Length MIL Illum. Component Diagnostics
P0198 - Engine Oil Temperature Sensor "A" Circuit High circuit high signal input stage: circuit high detected [s] time after ignition on > 3.0 [s] 3.0 [s] continuous 2 DCY
  for time > 2.0            
Evaporative Emission (EVAP) Active Tank Leak Diagnosis (ATLD) Pump P0634 - Control Module Internal Temperature "A" Too High functional check - actuator over temperature power amplifier over temperature > 165...190 [°C] actuator commanded on   0.1 [s] continuous 2 DCY • Fuel Delivery Unit -GX1 (G, G6, G169)-
P2400 - EVAP System Leak Detection Pump Control Circuit/Open open circuit signal voltage <= 2.73...3.27 [V] actuator Commanded off   0.1 [s] continuous 2 DCY • Fuel Tank Leak Detection Module -GX36 (G804, N732, V144, Z186)-
        battery voltage >= 0.00 [V]    
        for time >= 0.0 [s]    
P2401 - EVAP System Leak Detection Pump Control Circuit Low circuit low signal voltage <= 1.64...1.96 [V] actuator commanded off   0.1 [s] continuous 2 DCY
        battery voltage >= 0.00 [V]    
        for time >= 0.0 [s]    
P2402 - EVAP System Leak Detection Pump Control Circuit High circuit high signal current >= 2.2...4.1 [A] actuator commanded on   0.1 [s] continuous 2 DCY
        battery voltage >= 0.00 [V]    
        for time >= 0.0 [s]    
Evaporative Emission (EVAP) Active Tank Leak Diagnosis (ATLD) Valve P0634 - Control Module Internal Temperature "A" Too High functional check - actuator over temperature power stage over temperature > 165...190 [°C] actuator commanded on   0.1 [s] continuous 2 DCY • Fuel Delivery Unit -GX1 (G, G6, G169)-
P2418 - EVAP System Switching Valve "A" Control Circuit/Open open circuit signal voltage <= 2.73...3.27 [V] actuator commanded off   0.1 [s] continuous 2 DCY • Fuel Tank Leak Detection Module -GX36 (G804, N732, V144, Z186)-
        battery voltage >= -655.36 [V]    
        for time >= 0.0 [s]    
P2419 - EVAP System Switching Valve "A" Control Circuit Low circuit low signal voltage <= 1.64...1.96 [V] actuator commanded off   0.1 [s] continuous 2 DCY
        battery voltage >= -655.36 [V]    
        for time >= 0.0 [s]    
P2420 - EVAP System Switching Valve "A" Control Circuit High circuit high signal current >= 2.2...4.1 [A] actuator commanded on   0.1 [s] continuous 2 DCY
        battery voltage >= -655.36 [V]    
        for time >= 0.0 [s]    
P2451 - EVAP System Switching Valve "A" Stuck Closed functional check pressure reduction:     fuel evaporation rate < 0.01 [kPa/s] 646.0 [s] once / DCY 2 DCY
  tank pressure gradient after ATLD Valve opening > -0.50 [kPa/s] refueling event not detected      
  for time >= 15.0 [s] vehicle speed < 1 [km/h]    
        battery voltage > 6.00 [V]    
        diff. pressure inside vs. outside of the pressure fuel tank < 7.00 [kPa]    
        ECM post drive active      
        EVAP system error suspicion not detected      
        fuel cooling off rate > 0.00 [kPa/s]    
        fuel tank level < 86.00 [%]    
        AAT 3.8...143.3 [°C]    
        BARO > 50.00 [kPa]    
        relative HC concentration in the purge flow < 0.20 [%]    
        charcoal filter HC estimation validity valid      
        engine off time > 21600.0 [s]    
Evaporative Emission (EVAP) Canister Purge Valve P0444 - EVAP System Purge Control Valve "A" Circuit Open high pressure purge line:□ open circuit signal voltage > 1.66...1.98 [V] actuator commanded off   0.5 [s] continuous 2 DCY • EVAP Canister Purge Regulator Valve 1 -N80- • Fuel Tank Leak Detection Module -GX36 (G804, N732, V144, Z186)-
  signal voltage <= 2.73...3.27 [V] battery voltage valid      
P0458 - EVAP System Purge Control Valve "A" Circuit Low high pressure purge line:□ circuit low signal voltage <= 1.64...1.96 [V] actuator commanded off   0.5 [s] continuous 2 DCY • EVAP Canister Purge Regulator Valve 1 -N80-
        battery voltage valid      
P0459 - EVAP System Purge Control Valve "A" Circuit High high pressure purge line:□ circuit high signal current >= 2.2...4.1 [A] actuator commanded on   0.5 [s] continuous 2 DCY
        battery voltage valid      
Evaporative Emission (EVAP) Fuel Tank Pressure Sensor P2B7B - EVAP System Pressure Sensor/Switch "C" Circuit Range/Performance stuck in range diff. max. vs. min. evaporative system vapor pressure < 0.02 [kPa] vehicle speed 10...328 [km/h] 300.0 [s] once / DCY 2 DCY • Fuel Tank Leak Detection Module -GX36 (G804, N732, V144, Z186)-
        for time 0.0 [s]    
        time after engine start > 300.0 [s]    
        BARO > 74.00 [kPa]    
        AAT > 4.0 [°C]    
        fuel level not calibrated [l]    
        EVAP vent valve ready      
P2B7C - EVAP System Pressure Sensor/Switch "C" Circuit Low out of range low filtered pressure < -6.00 [kPa] vehicle speed <= 328 [km/h] 4.0 [s] multiple 2 DCY
        vehicle speed >= 0 [km/h]    
        time after first engine start >= 4.0 [s]    
        BARO >= 74.00 [kPa]    
        AAT >= 4.0 [°C]    
        fuel level not calibrated [l]    
P2B7D - EVAP System Pressure Sensor/Switch "C" Circuit High out of range high filtered pressure > 10.00 [kPa] vehicle speed <= 328 [km/h] 4.0 [s] multiple 2 DCY
        vehicle speed >= 0 [km/h]    
        time after first engine start >= 4.0 [s]    
        BARO >= 74.00 [kPa]    
        AAT >= 4.0 [°C]    
        fuel level not calibrated [l]    
Evaporative Emission (EVAP) Fuel Vapor Temperature Sensor P2025 - EVAP Fuel Vapor Temperature Sensor Performance rationality check high diff. EVAP temperature sensor vs. mean value of all involved cross check temperature sensors >= 20.0 [K] all temperature cross checks finished   0 [s] once / DCY 2 DCY
P2026 - EVAP Fuel Vapor Temperature Sensor Circuit Low Voltage circuit low signal voltage < 0.05 [V] engine running   0.5 [s] continuous 2 DCY
P2027 - EVAP Fuel Vapor Temperature Sensor Circuit High Voltage circuit high signal voltage > 4.95 [V] engine running   0.1 [s] continuous 2 DCY
Evaporative Emission (EVAP) Pressure Sensor 2 P0451 - EVAP System Pressure Sensor/Switch "A" Circuit Range/Performance out of range high pressure signal > 140.00 [kPa] engine running   50 [ms] continuous 2 DCY
        for time > 0.0 [s]    
        AAT -32768.0...32767.0 [°C]    
        engine speed 0...6000 [rpm]    
        injected fuel mass 0.00...120.00 [mg/stk]    
out of range low pressure signal < 25.00 [kPa] engine running   50 [ms] continuous 2 DCY
        for time > 0.0 [s]    
        AAT -32768.0...32767.0 [°C]    
        engine speed 0...6000 [rpm]    
        injected fuel mass 0.00...120.00 [mg/stk]    
Evaporative Emission (EVAP) Pressure Sensor rationality check diff. pressure upstream TC vs. pressure @ purge line > 4.00 [kPa] AAT > 4.0 [°C] 3.0 [s] once / DCY 2 DCY
        altitude factor > 0.55 [-]    
        time after engine start not calibrated [s]    
        diff. BARO vs. pressure upstream TC <= 0.50 [kPa]    
        rich catalyst purge active      
        for time 2.0...5.0 [s]    
        modeled catalyst temperature > 380.0 [°C]    
        canister load < 0.20 [-]    
        reliability of canister load value > 0.85 [-]    
P0452 - EVAP System Pressure Sensor/Switch "A" Circuit Low circuit low signal voltage < 0.15 [V] engine running   0.5 [s] continuous 2 DCY
Evaporative Emission (EVAP) Pressure Sensor P0453 - EVAP System Pressure Sensor/Switch "A" Circuit High circuit high signal voltage > 4.95 [V] engine running   0.1 [s] continuous 2 DCY
Evaporative Emission (EVAP) Pressure Sensor P2B7A - EVAP System Pressure Sensor/Switch "C" Circuit SENT communication with EVAP pressure sensor:□ sensor internal check sensor signal: electrical check error detected   time after ignition on > 0.5 [s] 0.1 [s] continuous 2 DCY
  or              
  sensor signal: initialization check error detected            
U01C4 - Lost Communication With EVAP System Pressure Sensor/Switch Circuit "C" SENT communication with EVAP pressure sensor:□ communication check received message no message   time after ignition on > 0.5 [s] 0.1 [s] continuous 2 DCY • Check the Network-Bus circuit integrity.
U17A2 - Evaporative Emission System Pressure Sensor 3 Implausible Message SENT communication with EVAP pressure sensor:□ communication check received message implausible message   time after ignition on > 0.5 [s] 0.1 [s] continuous 2 DCY
Evaporative Emission (EVAP) System Purge Pump P1F6E - Activated Charcoal Filter Air Flushing Pump Power Supply, Electrical Malfunction communication with EVAP system purge pump:□ actuator internal check (supply voltage) over voltage error detected   ignition on   1.0 [s] continuous 2 DCY • Fuel Tank Leak Detection Module -GX36 (G804, N732, V144, Z186)-
  or              
  under voltage error detected            
P1F6F - Activated Charcoal Filter Air Flushing Pump Internal Electrical Malfunction communication with EVAP system purge pump:□ actuator internal check (electrical check) internal hardware error detected   ignition on   1.0 [s] continuous 2 DCY
P2DFD - EVAP System Purge Pump Performance functional check diff. actual vs. set point normalized pump rotational speed > 4.00 [%] normalized pump rotational speed > 10.00 [%] 4.0 [s] continuous 2 DCY
  or     pump stuck suspicion not active      
  diff. actual vs. set point normalized pump rotational speed (during speed change) < 100.00 [%] pump alive counter not calibrated [-]    
        state pump rotational speed not calibrated      
        engine torque < 300.00 [Nm]    
        time since ignition on > 7.0 [s]    
functional check diff. actual vs. set point normalized pump rotational speed < 4.00 [%] normalized pump rotational speed > 10.00 [%] 4.0 [s] continuous 2 DCY
  or     pump stuck suspicion not active      
  diff. actual vs. set point normalized pump rotational speed (during speed change) < 100.00 [%] pump alive counter not calibrated [-]    
        state pump rotational speed not calibrated      
        engine torque < 300.00 [Nm]    
        time since ignition on > 7.00      
functional check - stuck check normalized pump rotational speed (during commanded on) <= 1.00 [%] engine torque < 300.00 [Nm] 10.0 [s] continuous 2 DCY
  or     pumpe alive counter not calibrated [-]    
  number of pump stuck events >= 3.00 [-] state pump rotational speed not calibrated      
        normalized pump rotational speed <= 10.00 [%]    
        normalized pump rotational speed (set point) > 10.00 [%]    
communication with EVAP system purge pump:□ actuator internal check (current monitoring) actuator internal check (current monitoring) error detected   ignition on   1.0 [s] continuous 2 DCY
U02BB - Lost Communications With EVAP System Purge Pump communication via LIN with EVAP system purge pump:□ communication check received message no message   time after ignition on >= 0.5 [s] 4.0 [s] continuous 2 DCY • Check the Network-Bus circuit integrity.
U1805 - Tank Ventilation Pump Implausible Signal communication via LIN with EVAP system purge pump:□ communication check received message implausible message   time after ignition on >= 0.5 [s] 4.5 [s] continuous 2 DCY
communication via LIN with EVAP system purge pump:□ communication check received message pump rotational speed out of valid range   time after ignition on >= 0.5 [s] 4.0 [s] continuous 2 DCY
Evaporative Emission (EVAP) System P0440 - Evaporative Emission Control System Malfunction functional check pump activation:     fuel evaporation rate < 0.01 [kPa/s] 511.0 [s] once / DCY 2 DCY • Check the EVAP System for Leaks. • EVAP Canister Purge Regulator Valve 1 -N80- • Fuel Tank Leak Detection Module -GX36 (G804, N732, V144, Z186)-
  target pressure during pump phase < 5.00 [kPa] refueling event not detected      
  for time >= 400.0 [s] vehicle speed < 1 [km/h]    
  or     battery voltage > 6.00 [V]    
  pressure hold:     diff. pressure inside vs. outside of the pressure fuel tank < 7.00 [kPa]    
  target pressure during hold phase < 5.00 [kPa] ECM post drive active      
  for time >= 75.0 [s] EVAP system error suspicion not detected [-]    
        fuel cooling off rate > 0.00 [kPa/s]    
        fuel tank level < 86.00 [%]    
        AAT 3.8...143.3 [°C]    
        BARO > 50.00 [kPa]    
        relative HC concentration in the purge flow < 0.20 [%]    
        charcoal filter HC estimation validity valid      
        engine off time > 21600.0 [s]    
Exhaust Camshaft Position (CMP) Sensor P0017 - Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor B rationality check (only once after EEPROM reset) diff. target vs. actual position > 8 [°CRK] engine speed > 80 [rpm] 1.0 [s] 1 DCY • Engine Speed Sensor -G28- • Exhaust Camshaft Adjustment Valve 1 -N318- • Exhaust Camshaft Position Sensor -G1003-
  for camshaft signals > 4.00 [-] condition for empty EEPROM:        
  or     camshaft adaptation @ 1st start in lifetime not finished      
  diff. target vs. actual position < -8 [°CRK]          
  for camshaft signals > 4.00 [-]          
angular offset check permissible deviation < -8 [°CRK] camshaft adaptation not completed [rpm] 8.00 [rev] multiple 2 DCY
  or     engine speed > 80      
  permissible deviation > 8 [°CRK]          
P0366 - Camshaft Position Sensor "B" Circuit Range/Performance Bank 1 rationality check signal pattern incorrect [-] ignition on   0.5 [s] continuous 2 DCY • Engine Speed Sensor -G28- • Exhaust Camshaft Position Sensor -G1003-
  defect counter 24.00            
P0367 - Camshaft Position Sensor "B" Circuit Low Bank 1 circuit low signal voltage permanently low [-] ignition on   0.5 [s] continuous 2 DCY
  crankshaft signal counter >= 8.00            
P0368 - Camshaft Position Sensor "B" Circuit High Bank 1 circuit high signal voltage permanently high [-] ignition on   0.5 [s] continuous 2 DCY
  crankshaft signal counter >= 8.00            
P03E9 - "A" Camshaft Profile Actuator Position Sensor "A" Exceeded Learning Limit rationality check correction value of exhaust camshaft caused by tolerances of installed exhaust CMP sensor and flywheel not programmed         0.5 [s] continuous 1 DCY • Intake Camshaft Position Sensor -G1002-
Exhaust Pressure (EP) Sensor P0471 - Exhaust Pressure Sensor "A" Circuit Range/Performance rationality check high case 1:     engine speed 0 [rpm] 0.0 [s] multiple 2 DCY • Exhaust Pressure Sensor 1 -G450-
  temperature model value used for pressure sensor within range -3549.9...3003.6 [°C] throttle valve position 0.00...100.00 [%]    
  temperature model valid   for time > 8.0 [s]    
  diff. reference min. value vs. measured sensor value > 11.55...16.32 [kPa] conditions for sensor sufficiently heated up (none- icing conditions):        
  case 2:     ECT @ engine start >= 6.0 [°C]    
  temperature model value used for pressure sensor out of range < -3549.9 [°C] or        
  or     modeled sensor temperature >= 0.0...10.0 [°C]    
  temperature model value used for pressure sensor out of range > 3003.6 [°C] for time >= 8.0 [s]    
  or     single evaluation after initial ECM drive detected      
  temperature model invalid   or        
  diff. reference min. value vs. measured sensor value > 11.55...16.32 [kPa] continuous execution until engine start detected      
  case 3:     or        
  measured sensor value startup range check > 120.00 [kPa] continuous execution during post drive detected      
        or        
        continuous execution during engine running not calibrated      
rationality check low case 1:     engine speed 0 [rpm] 0.0 [s] multiple 2 DCY
  temperature model value used for pressure sensor within range -3549.9...3003.6 [°C] throttle valve position 0.00...100.00 [%]    
  temperature model valid   for time > 8.0 [s]    
  diff. reference min. value vs. measured sensor value < -11.55...-16.32 [kPa] conditions for sensor sufficiently heated up (none- icing conditions):        
  case 2:     ECT @ engine start >= 6.0 [°C]    
  temperature model value used for pressure sensor out of range < -3549.9 [°C] or        
  or     modeled sensor temperature >= 0.0...10.0 [°C]    
  temperature model value used for pressure sensor out of range > 3003.6 [°C] for time >= 8.0 [s]    
  or     single evaluation after initial ECM drive detected      
  temperature model invalid   or        
  diff. reference min. value vs. measured sensor value < -11.55...-16.32 [kPa] continuous execution until engine start detected      
        or        
        continuous execution during post drive detected      
        or        
        continuous execution during engine running not calibrated      
rationality check high diff. exhaust pressure vs. upper threshold model > 20.00 [kPa] boost control active   1.0 [s] multiple 2 DCY
        engine speed 500...7000 [rpm]    
        safety fuel deactivation not active      
        cylinder deactivation (CD) not calibrated      
        throttle area adaptation finished      
        lambda control not calibrated      
        for time >= $ { DATA_GEMExMnf_ pMdlLimVldChk.GE MExMnf_tiDeb_pLim MdlVld_C_VW } [s]    
        conditions for sensor sufficiently heated up (none- icing conditions):        
        ECT @ engine start >= 6.0 [°C]    
        or        
        modeled sensor temperature >= 0.0...10.0 [°C]    
        for time >= 8.0 [s]    
        additional conditions:        
        soot mass conditions (Referenced) not calibrated      
        for time 0.6 [s]    
rationality check low diff. exhaust pressure vs. lower threshold model < -20.00 [kPa] boost control active   1.0 [s] multiple 2 DCY
        engine speed 500...7000 [rpm]    
        safety fuel deactivation not active      
        cylinder deactivation (CD) not calibrated      
        throttle area adaptation finished      
        lambda control not calibrated      
        for time >= $ { DATA_GEMExMnf_ pMdlLimVldChk.GE MExMnf_tiDeb_pLim MdlVld_C_VW } [s]    
        conditions for sensor sufficiently heated up (none- icing conditions):        
        ECT @ engine start >= 6.0 [°C]    
        or        
        modeled sensor temperature >= 0.0...10.0 [°C]    
        for time >= 8.0 [s]    
        additional conditions:        
        soot mass conditions (Referenced) not calibrated      
        for time 0.6 [s]    
rationality check high diff. exhaust pressure vs. BARO > 42.11 [kPa] engine speed < 1000 [rpm] 1.5 [s] multiple 2 DCY
        throttle valve position 0.00...20.00 [%]    
        for time > 3.0 [s]    
        signal validity due to SRC (Signal Range Check) valid      
        conditions for sensor sufficiently heated up (none- icing conditions):        
        ECT @ engine start >= 6.0 [°C]    
        or        
        modeled sensor temperature >= 0.0...10.0 [°C]    
        for time >= 8.0 [s]    
rationality check low diff. exhaust pressure vs. BARO < -18.11 [kPa] engine speed < 1000 [rpm] 1.5 [s] multiple 2 DCY
        throttle valve position 0.00...20.00 [%]    
        for time > 3.0 [s]    
        signal validity due to SRC (Signal Range Check) valid      
        conditions for sensor sufficiently heated up (none- icing conditions):        
        ECT @ engine start >= 6.0 [°C]    
        or        
        modeled sensor temperature >= 0.0...10.0 [°C]    
        for time >= 8.0 [s]    
P0472 - Exhaust Pressure Sensor "A" Circuit Low out of range low exhaust pressure < 45.00 [kPa] conditions for sensor sufficiently heated up (none- icing conditions):     0.5 [s] continuous 2 DCY
        ECT @ engine start >= 6.0 [°C]    
        or        
        modeled sensor temperature >= 0.0...10.0 [°C]    
        for time >= 8.0 [s]    
circuit low signal voltage < 0.18 [V] ignition on   0.3 [s] continuous 2 DCY
P0473 - Exhaust Pressure Sensor "A" Circuit High out of range high exhaust pressure > 500.00 [kPa] conditions for sensor sufficiently heated up (none- icing conditions):     0.5 [s] continuous 2 DCY
        ECT @ engine start >= 6.0 [°C]    
        or        
        modeled sensor temperature >= 0.0...10.0 [°C]    
        for time >= 8.0 [s]    
circuit high signal voltage > 4.83 [V] engine running   0.3 [s] continuous 2 DCY
Fan Control (FC) Module P0480 - Fan 1 Control Circuit open circuit signal voltage >= 1.64...1.96 [V] ECM pre-drive not calibrated [V] 500 [ms] continuous 2 DCY • Radiator Fan -VX57-
  signal voltage <= 2.73...3.27 [V] actuator not calibrated      
        battery voltage 9.00...16.00      
P0634 - Control Module Internal Temperature "A" Too High over-temperature power stage power stage temperature > 165...175 [°C] actuator commanded on   0.5 [s] continuous 2 DCY • Fuel Delivery Unit -GX1 (G, G6, G169)-
        ECM pre-drive not detected      
        battery voltage 9.00...16.00 [V]    
        duty cycle (once in current DCY) > -400.00 [%]    
P0691 - Fan 1 Control Circuit Low circuit low signal voltage < 1.64...1.96 [V] ECM pre-drive not calibrated [V] 10.0 [s] continuous 2 DCY • Radiator Fan -VX57-
        actuator not calibrated      
        battery voltage 9.00...16.00      
P0692 - Fan 1 Control Circuit High circuit high signal current >= 0.6...1.4 [A] ECM pre-drive not detected [V] 500 [ms] continuous 2 DCY
        actuator not calibrated      
        battery voltage 9.00...16.00      
P2B2F - Fan 1 Performance/Stuck Off intrusive monitor:□ actuator internal check (fan blocked) error counter > 3.00 [-] conditions @ fault decision:     0 [s] continuous 2 DCY
  actuator diagnostic signal - counting sequence:     ECM pre-drive not detected      
  time duration of ground signal sent by fan control > 1.7...2.3 [s] duty cycle > 17.00 [%]    
  with delay time > 1.9...2.1 [s] for time > 115.0 [s]    
P2B31 - Fan 2 Performance/Stuck Off - if equipped - intrusive monitor:□ actuator internal check (fan 2 blocked) error counter > 3 [-] conditions @ fault decision:     0 [s] continuous 2 DCY
  actuator diagnostic signal - counting sequence:     ECM pre-drive not detected      
  time duration of ground signal sent by fan control > 4.7...5.3 [s] duty cycle > 17.00 [%]    
  with delay time > 1.9...2.1 [s] for time > 115.0 [s]    
P2D87 - Fan 1 Control Module Over Temperature actuator internal check (over- temperature warning power stage) error counter > 3 [-] ECM pre-drive not detected   0.00 [s] continuous 2 DCY
  actuator diagnostic signal - counting sequence:              
  time duration of ground signal sent by fan control > 0.7...1.3 [s]          
  with delay time > 1.9...2.1 [s]