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Home >> Chevrolet >> 2008 >> Optra LT, Automatic >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Wiring Systems And Power Management - Door, Luggage Compartment. Underbody & Electrical Center Component Views, & Component Connector End Views >> Electrical Center Identification Views >> Fuse Block - Underhood X4

Fuse Block - Underhood X4

Fig 1: Fuse Block - Underhood X4 Connector End View
GM1501834Courtesy of GENERAL MOTORS CORP.
Fuse Block - Underhood X4

Pin Wire Circuit Function
1 0.5 BN/WH 309 Right Park Lamp Supply Voltage (Notchback, Except North America)
2 0.5 BN/WH 309 Right Park Lamp Supply Voltage (North America)
3 0.85 PU 34 Fog Lamp Supply Voltage (w/Front Fog Lamp)
4 0.5 BN 990 Power Steering Pressure Switch Signal (Except North America)
5 0.5 D-GN 59 A/C Compressor Clutch Coil Supply Voltage (w/Air Conditioning)
6-7 - - Not Used
8 0.85 PU 34 Fog Lamp Supply Voltage (w/Front Fog Lamps)
9 0.5 OG 1240 Battery Positive Voltage
0.5 OG 1240 Battery Positive Voltage
10 - - Not Used
11 1.25 YE 712 Left Headlamp Low Beam Supply Voltage
12 2 BK 50 Ground
13-14 - - Not Used
15 2 L-BU 409 Cooling Fan Motor Supply Voltage
16 1.25 PU 312 Right Headlamp Low Beam Supply Voltage
17 1.25 L-GN/BK 311 Right Headlamp High Beam Supply Voltage
18 1.25 D-GN/WH 711 Left Headlamp High Beam Supply Voltage
19 0.5 PU 709 Left Park Lamp Supply Voltage (North America)
20 0.5 PU 709 Left Park Lamp Supply Voltage (Notchback) (Except North America)
21 2 PU 532 Cooling Fan Motor Supply Voltage
22 2 PU 532 Cooling Fan Motor Supply Voltage
23 0.5 D-GN 29 Horn Control
0.85 D-GN 29 Horn Control (Dual Horn)
24 - - Not used
Connector Part Information 
  • OEM: MG652503
  • Service: N/A
  • Description: 24-Way F Hybrid Series (WH)