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Home >> Volvo >> 2011 >> V50 T-5 R-Design >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Central Electronic Module (CEM) - Diagnostic Trouble Code (DTC) Index >> Central Electronic Module (CEM) DTCS
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Central Electronic Module (CEM) DTCS

CENTRAL ELECTRONIC MODULE (CEM) - DTC INDEX

DTC Description
CEM-1011 Control module, memory fault. Internal fault
CEM-1012 Control module, memory fault. Internal fault
CEM-101A Control module, memory fault. Internal fault
CEM-101B Control module, memory fault. Internal fault
CEM-1A41 Ignition switch. Faulty signal
CEM-1A42 Real time clock. Faulty signal
CEM-1D08 Control module. Internal fault
CEM-1D09 Control module. Internal fault
CEM-3F01 Clutch pedal sensor. Signal too low
CEM-3F02 Clutch pedal sensor. Faulty signal
CEM-3F0A Reverse gear inhibit. Faulty signal (M66)
CEM-3F0B Reverse gear inhibit. Signal too low (M66)
CEM-4A33 Fuel level sensor. Faulty signal (B5244S4; B5244S7)
CEM-4A33 Fuel level sensor. Faulty signal (B5254T3)
CEM-4A34 Fuel level sensor. Signal too low (B5244S4; B5244S7)
CEM-4A34 Fuel level sensor. Signal too low (B5254T3)
CEM-4C01 Outside temperature sensor. Signal too high
CEM-4F33 Battery Temperature Faulty Signal
CEM-DD00 LIN-bus 2. Communication fault
CEM-DD00 LIN-bus 3. Communication fault
CEM-DD01 LIN-bus 2. Communication missing
CEM-DD01 LIN-bus 3. Communication missing
CEM-DD02 LIN-bus 2. Communication fault
CEM-DD0A LIN-bus 3. Communication fault
CEM-DD0B LIN-bus 3. Communication missing
CEM-DD10 Communication with SCL control module. Signal missing
CEM-DD11 Communication with SCU control module. Signal missing
CEM-DD1A Communication with RRX control module. Signal missing
CEM-DD1B Communication with SCM control module. Signal missing
CEM-DE11 Communication with ECM control module. Signal missing (B5244S7)
CEM-DE11 Communication with ECM control module. Signal missing (B5244S7)
CEM-E001 Communication with control module. Faulty communication
CEM-E00A Communication with control module. Faulty communication
CENTRAL ELECTRONIC MODULE (CEM) - DTC INDEX

DTC Description
CEM-3F03 Clutch pedal sensor. Signal too high (B5254T3, M66)
CEM-4A00 Total mileage. Comparison fault
CEM-4A33 Fuel level sensor. Faulty signal (B5254T3)
CEM-4A34 Fuel level sensor. Signal too low (B5254T3)
CEM-4C01 Outside temperature sensor. Signal too high
CEM-4F81 Lamp, seat belt reminder. Signal too low
CEM-4F82 Lamp, seat belt reminder. Faulty signal
CEM-5A10 Blower fan motor. Blocked (B5254T3, L.H.D)
CEM-5A12 Blower fan motor. Over heated (B5254T3, L.H.D)
CEM-5A13 Blower fan motor. Voltage too high (B5254T3, L.H.D)
CEM-5A15 Blower fan motor. Current too high (B5254T3, L.H.D)
CEM-6C46 Steering column lock module (SCL). Faulty signal
CEM-6F10 Sun roof. Signal too high
CEM-6F83 Dimmer. Faulty signal
CEM-8A20 Gas discharge lamp module (GDL) left-hand. Parameter fault
CEM-8A21 Gas discharge lamp module (GDL) left-hand. Calibration fault
CEM-8A22 Gas discharge lamp module (GDL) left-hand. Internal fault
CEM-8A23 Gas discharge lamp module (GDL) right-hand. Internal fault
CEM-8A24 Gas discharge lamp module (GDL) left-hand. Faulty signal
CEM-8A25 Gas discharge lamp module (GDL) right-hand. Faulty signal
CEM-8A26 Gas discharge lamp module (GDL) left-hand. Faulty signal
CEM-8A27 Gas discharge lamp module (GDL) right-hand. Faulty signal
CEM-8A28 Gas discharge lamp module (GDL) left-hand. Faulty signal
CEM-8A29 Gas discharge lamp module (GDL) right-hand. Faulty signal
CEM-8A30 Gas discharge lamp module (GDL) left-hand. Faulty signal
CEM-8A31 Gas discharge lamp module (GDL) left-hand. Voltage too high
CEM-8A32 Gas discharge lamp module (GDL) right-hand. Voltage too high
CEM-8A33 Gas discharge lamp module (GDL) left-hand. Signal too low
CEM-8A34 Gas discharge lamp module (GDL) right-hand. Signal too high
CEM-8A35 Gas discharge lamp module (GDL) left-hand. Faulty position
CEM-8A36 Gas discharge lamp module (GDL) right-hand. Faulty position
CEM-8A37 Gas discharge lamp module (GDL) left-hand. Faulty signal
CEM-8A38 Gas discharge lamp module (GDL) right-hand. Faulty signal
CEM-8A39 Gas discharge lamp module (GDL) left-hand. Calibration fault
CEM-8A40 Gas discharge lamp module (GDL) left-hand. Calibration fault
CEM-8F31 Relay, headlamp wash/wipe. Signal too high
CEM-CFF0 MMS Communication Faulty Signal
CEM-DD1A Communication with RRX control module. Signal missing
CEM-DD20 LIN bus 9. Communication fault
CEM-DE11 Communication with ECM control module. Signal missing (B5254T3)
CEM-DE11 Communication with ECM control module. Signal missing (B5254T3)
CENTRAL ELECTRONIC MODULE (CEM) - DTC INDEX

DTC Description
CEM-2E01 Relay, horn Signal too low
CEM-2E02 Relay, horn Signal too high
CEM-2E03 Comfort Relay, Signal too low
CEM-2E04 Comfort Relay, Signal too high
CEM-3F03 Clutch pedal sensor. Signal too high (B5254T7, M66)
CEM-4A33 Fuel level sensor. Faulty signal (B5254T7)
CEM-4A34 Fuel level sensor. Signal too low (B5254T7)
CEM-4F81 Lamp, seat belt reminder. Signal too low
CEM-4F82 Lamp, seat belt reminder. Faulty signal
CEM-5A10 Blower fan motor. Blocked (B5254T7, L.H.D)
CEM-5A12 Blower fan motor. Over heated (B5254T7, L.H.D)
CEM-5A13 Blower fan motor. Voltage too high (B5254T7, L.H.D)
CEM-5A15 Blower fan motor. Current too high (B5254T7, L.H.D)
CEM-5A17 Blower fan motor Signal too high/Signal missing
CEM-5A17 Blower fan motor Signal too high/Signal missing (B5244S4, L.H.D; B5244S7, L.H.D)
CEM-5E03 Sun sensor Signal too high
CEM-5E04 Sun sensor Signal too low
CEM-6C44 Steering column lock module (SCL). Faulty signal
CEM-6C47 Steering column lock module (SCL). Faulty signal
CEM-6C49 Steering column lock module (SCL). Faulty signal
CEM-6C4C Steering column lock module (SCL). Signal too low
CEM-6C50 Steering column lock module (SCL). Not programmed
CEM-6C51 Steering column lock module (SCL). Faulty signal
CEM-6C52 Steering column lock module (SCL). Faulty signal
CEM-6C53 Steering column lock module (SCL). Internal fault
CEM-6C55 KVM communication. Faulty value
CEM-6C56 Steering column lock module (SCL). Faulty communication
CEM-6F10 Sun roof. Signal too high
CEM-6F83 Dimmer Faulty signal
CEM-6F84 Fuel Flap Driver Faulty Signal
CEM-8A04 LED Light Switch, Automatic Bending Light Signal too High
CEM-8A05 LED Light Switch, Automatic Bending Light Faulty Signal
CEM-8D03 High level stop lamp. Signal too high
CEM-8D04 High level stop lamp. Signal too low
CEM-8D05 Right-hand stop lamp. Signal too low
CEM-8D06 Right-hand stop lamp. Faulty signal
CEM-8D07 Left-hand stop lamp. Signal too low
CEM-8D08 Left-hand stop lamp. Faulty signal
CEM-8F31 Relay, headlamp wash / wipe. Signal too high
CEM-9D01 Communication with RRX control module. Comminicational problems
CEM-AFF1 Localisation failed
CEM-AFF2 Tire pressurement sensor. Faulty signal
CEM-AFF6 Tire pressurement sensor. Signal missing
CEM-AFFE Missing tire pressure sensor Signal missing
CEM-DD10 Communication with SCL control module. Signal missing
CEM-DD1A Communication with RRX control module. Signal missing
CEM-DD32 Communication with Humidity Sensor (HUS) Signal Missing
CEM-DD40 Humidity Sensor (HUS) Internal Fault
CEM-DE11 Communication with ECM control module. Signal missing (B5254T7)
CEM-DE11 Communication with ECM control module. Signal missing (B5254T7)
CEM-DE70 Communication with Headlamp Control Module (HCM) Signal Missing
CENTRAL ELECTRONIC MODULE (CEM) - DTC INDEX

DTC Description
CEM-8D03 High level stop lamp. Signal too high
CEM-8D04 High level stop lamp. Signal too low
CEM-8D05 Right-hand stop lamp. Signal too low
CEM-8D06 Right-hand stop lamp. Faulty signal
CEM-8D07 Left-hand stop lamp. Signal too low
CEM-8D08 Left-hand stop lamp. Faulty signal
CEM-AFE0 TPMS Default Values in Local Configuration
CEM-AFE1 TPMS Incorrect Configuration
CEM-DE11 Communication with ECM control module. Signal missing (B5244S4)
CEM-DE11 Communication with ECM control module. Signal missing (B5244S7)
CEM-DE11 Communication with ECM control module. Signal missing (B5254T7)
CENTRAL ELECTRONIC MODULE (CEM) - DTC INDEX

DTC Description
CEM-3F03 Clutch pedal sensor. Signal too high (B5244S4, M56)
CEM-3F03 Clutch pedal sensor. Signal too high (B5254T7, M66)
CEM-3F0A Reverse gear inhibit. Faulty signal (M66)
CEM-3F0B Reverse gear inhibit. Signal too low (M66)
CEM-4A33 Fuel level sensor. Faulty signal (B5244S4; B5244S7)
CEM-4A34 Fuel level sensor. Signal too low (B5244S4; B5244S7)
CEM-5A10 Blower fan motor. Blocked (B5244S4, L.H.D; B5244S7, L.H.D)
CEM-5A12 Blower fan motor. Over heated (B5244S4, L.H.D; B5244S7, L.H.D)
CEM-5A13 Blower fan motor. Voltage too high (B5244S4, L.H.D; B5244S7, L.H.D)
CEM-5A15 Blower fan motor. Current too high (B5244S4, L.H.D; B5244S7, L.H.D)
CEM-5A17 Blower fan motor Signal too high/Signal missing (B5244S4, L.H.D; B5244S7, L.H.D)
CEM-6C30 Siren. Internal fault
CEM-8D09 Brake lamp left. Faulty signal
CEM-8D0A Brake lamp left. Faulty signal
CEM-DE0B Communication with the additive dosing module (ADM). Signal missing
CEM-DE11 Communication with ECM control module. Signal missing (B5244S4)
CEM-DE11 Communication with ECM control module. Signal missing (B5244S7)
CENTRAL ELECTRONIC MODULE (CEM) - DTC INDEX

DTC Description
CEM-1B01 Main Battery Diode, General electrical failure
CEM-1B02 Main Battery Relay, General electrical failure
CEM-1B03 Main Battery Diode Or Relay, General electrical failure
CEM-6C57 Phone module (PHM) not valid. Faulty signal
CEM-8D10 Brake light switch Compare error
CEM-DD03 LIN-bus 14 Communication fault
CEM-DD04 LIN-bus 14 Communication missing
CEM-DD05 LIN-bus 14 Communication fault
CEM-DD06 Communication with Battery Monitoring Sensor (BMS) Signal missing
CEM-DD07 Battery Monitoring Sensor (BMS) faulty hardware
CEM-DD1C Communication with SCM control module Faulty signal
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