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Home >> Volvo >> 2007 >> C70 Automatic >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Accessory Electronic Module (AEM), Accessory USB Unit (AUU) And Central Electronic Module (CEM) Diagnostic Trouble Codes >> CEM-1B01: Main Battery Diode, General Electrical Failure (2011-2013) >> Location Of Components
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Location Of Components

Fig 1: Identifying Central Electronic Module (CEM)
GLL140600Courtesy of VOLVO CARS CORPORATION

central electronic module (CEM) 

  1. central electronic module (CEM)
Fig 2: Identifying Secondary Battery
GLL169806Courtesy of VOLVO CARS CORPORATION

Secondary Battery 

Fig 3: Identifying Front Exterior Lighting
GLL140575Courtesy of VOLVO CARS CORPORATION

Lighting exterior, front 

  1. Low beam
  2. High beam
  3. Parking lamps
  4. Turn signal lamps
  5. Side marking
  6. Turn signal lamp door mirror
  7. Local lighting
  8. Fog lamps
Fig 4: Identifying Rear Exterior Lighting
GLL140576Courtesy 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 stop lamp.
Fig 5: Identifying Interior Lighting
GLL140577Courtesy 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 6: Identifying Warning And Indicator Lamps
GLL161190Courtesy of VOLVO CARS CORPORATION

Warning and indicator lamps 

  1. Seat belt reminder
  2. PAD lamp
  3. PAE lamp (2008-)
  4. MIL lamp
  5. Alarm diode
  6. Indication reduced alarm
  7. Indicator lamp hazard warning signal flashers
  8. Indicator lamp fog lamp front
  9. Indicator lamp fog lamp rear.
Fig 7: Identifying Sensors
GLL161261Courtesy of VOLVO CARS CORPORATION

Sensors 

  1. Battery temperature (removed from and including structure week 200605)
  2. Outside temperature
  3. Fuel level
  4. Clutch pedal
  5. Accelerator pedal (AP) position sensor
  6. Twilight sensor
  7. Sun sensor
  8. Position sensor GDL front
  9. Position sensor GDL rear.
  10. Humidity sensor (HUS) (2008-)
Fig 8: Identifying LIN Nodes
GLL174275Courtesy of VOLVO CARS CORPORATION

LIN nodes 

  1. Wiper motor module (WMM)
  2. Rain sensor module (RSM)
  3. Gas discharge lamp module (GDL), left
  4. Gas discharge lamp module (GDL), right
  5. Siren control module (SCM)
  6. Remote Receiver Module (RRX)
  7. Remote Keyless Entry (RKE)
  8. Steering column lock module (SCL)
  9. Start control module (SCU)
  10. Battery monitoring sensor (only on vehicles with the function brake energy regeneration)
Fig 9: Identifying Alarm Components
GLL141114Courtesy of VOLVO CARS CORPORATION

Alarm components 

  1. Siren control module (SCM)
  2. Alarm diode
  3. Mass movement sensor module (MMS)
  4. Ajar position sensor, left front
  5. Ajar position sensor, right front
  6. Ajar position sensor, left rear
  7. Ajar position sensor, right rear
  8. Switch hood
  9. Switch trunk lid / tailgate
  10. Switch reduced alarm.
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