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Home >> Volvo >> 2008 >> S80 Base >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Accessory USB Unit (AUU) And Central Electronic Module (CEM) - Component Location >> Component Location, Central Electronic Module (CEM) >> Component Location, Central Electronic Module (CEM) (2007)

Component Location, Central Electronic Module (CEM) (2007)

Fig 1: Identifying Central Electronic Module
GLL155805Courtesy of VOLVO CARS CORPORATION

Central electronic module (CEM) 

  1. Central electronic module (CEM)
Fig 2: Identifying Lighting Exterior, Front Components
GLL155806Courtesy of VOLVO CARS CORPORATION

Lighting exterior, front 

  1. Low beam
  2. High beam
  3. Parking lamps
  4. Turn signal lamps
  5. Side marker lights
  6. Turn signal lamps, door mirrors
  7. Local lighting
  8. Fog lamps.
Fig 3: Identifying Lighting Exterior, Rear Components
GLL155807Courtesy of VOLVO CARS CORPORATION

Lighting exterior, rear 

  1. Stop lamps
  2. Tail lamps
  3. Turn signal lamps
  4. Back-up (reversing) lamps
  5. Fog tail lamps
  6. License plate lighting
  7. High level brake light.
Fig 4: Identifying Inner Lighting Components
GLL155808Courtesy of VOLVO CARS CORPORATION

Inner lighting 

  1. Front interior lighting
  2. Rear interior lighting
  3. Lighting glove compartment
  4. Courtesy lighting left
  5. Courtesy lighting right.
Fig 5: Identifying Warning And Indicator Lamp Components
GLL155809Courtesy of VOLVO CARS CORPORATION

Warning and indicator lamps 

  1. Seat belt reminder
  2. PAD lamp
  3. MIL lamp
  4. Alarm diode
  5. Indication reduced alarm
  6. Indicator lamp hazard warning signal flashers
  7. Indicator lamp fog lamp front
  8. Indicator lamp fog lamp rear.
Fig 6: Identifying Sensors
GLL176350Courtesy of VOLVO CARS CORPORATION

Sensors 

  1. Fuel level
  2. Clutch pedal switch
  3. Clutch pedal position sensor
  4. Accelerator pedal (AP) position sensor
  5. Twilight sensor
  6. Sun sensor
  7. Diagnostic socket, brake lamp (BDS) (3/284)
  8. Brake lamp switch (BLS) (3/9)
Fig 7: Identifying LIN Node Components
GLL155785Courtesy of VOLVO CARS CORPORATION

LIN nodes 

  1. Wiper motor module (WMM)
  2. Rain sensor module (RSM)
  3. Heartbeat sensor
  4. Movement detector
  5. Siren control module (SCM)
  6. Remote control receiver
  7. Steering column lock module (SCL)
  8. Start control module (SCU)
  9. Cruise control buttons on steering wheel
  10. Light switch module (LSM)
Fig 8: Identifying Alarm Components
GLL156008Courtesy of VOLVO CARS CORPORATION

Alarm components 

  1. Siren control module (SCM)
  2. Alarm diode
  3. Movement detector
  4. Heartbeat sensor
  5. Contact breaker in left front lock unit
  6. Contact breaker in right front lock unit
  7. Contact breaker in left rear lock unit
  8. Contact breaker in right rear lock unit
  9. Switch hood
  10. Switch trunk lid / tailgate
  11. Switch reduced alarm.
  12. Keyless vehicle module (KVM) (if installed)
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