| Figure 1:  | 
 Cell 51: Power and Ground
  
 
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| Figure 2:  | 
 Cell 51: Dimming Signal
  
 
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| Figure 3:  | 
 Cell 51: Automatic Transmission Preference Switch and S390
  
 
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| Figure 4:  | 
 Cell 51: Horns
  
 
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| Figure 5:  | 
 Cell 51: Passlock Sensor
  
 
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| Figure 6:  | 
 Cell 51: Ambient Light Sensor
  
 
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| Figure 7:  | 
 Cell 51: Door Lock/Unlock Relays and Remote Control Door Lock Receiver
  
 
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| Figure 8:  | 
 Cell 51: Door Jamb Switches and Ignition Key Alarm Switch
  
 
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| Figure 9:  | 
 Cell 51: Door Handle Switches and Door Lock Cylinder Switches
  
 
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| Figure 10:  | 
 Cell 51: Headlamp Switch, Inadvertent Power Relay and Courtesy Lamp Relay
  
 
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| Figure 11:  | 
 Cell 51: Turn Signals
  
 
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| Figure 12:  | 
 Cell 51: Headlamps (Except Envoy)
  
 
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| Figure 13:  | 
 Cell 51: HI Beam Relay (Envoy Only)
  
 
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| Figure 14:  | 
 Cell 51: Headlamps (Envoy Only)
  
 
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| Figure 15:  | 
 Cell 51: Fog Lamp Switch and Relay and Park Lamp Relay
  
 
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| Figure 16:  | 
 Cell 51: DTC B2600 -- DRL Circuit Malfunction
  
 
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| Figure 17:  | 
 Cell 51: DTC B2617 and B2618 -- Courtesy Lamp Circuit
  
 
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| Figure 18:  | 
 Cell 51: DTC B3137, B3138, B3147, and B3148 -- Power Door Locks
  
 
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