1 Brown-Red 0.5 Engine Z18XER Engine Z16XER Accelerator Pedal Position Low Reference (1) 1 Brown-Red 0.5 Z16XER/Z18XER engines Accelerator Pedal Position Low Reference (1) 2 Black-Red 0.5 Engine Z18XER Engine Z16XER Accelerator Pedal Position 5 Volt Reference (1) 2 Black-Red 0.5 Z16XER/Z18XER engines Accelerator Pedal Position 5 Volt Reference (1) 3 White-Yellow 0.5 Engine Z18XER Engine Z16XER Accelerator Pedal Position Signal (1) 3 White-Yellow 0.5 Z16XER/Z18XER engines Accelerator Pedal Position Signal (1) 4 Brown-White 0.5 Engine Z18XER Engine Z16XER Accelerator Pedal Position Low Reference (2) 4 Brown-White 0.5 Z16XER/Z18XER engines Accelerator Pedal Position Low Reference (2) 5 Black-Yellow 0.5 Engine Z18XER Engine Z16XER Accelerator Pedal Position 5 Volt Reference (2) 5 Black-Yellow 0.5 Z16XER/Z18XER engines Accelerator Pedal Position 5 Volt Reference (2) 6 White-Green 0.5 Engine Z18XER Engine Z16XER Accelerator Pedal Position Signal (2) 6 White-Green 0.5 Z16XER/Z18XER engines Accelerator Pedal Position Signal (2) 7 Red 0.5 - Battery Positive Voltage 7 Red 0.5 Rear electronic module Battery Positive Voltage 8 Brown-Blue 0.5 Not rear electronic module Rear Window Wiper Switch Signal 8 Blue-Gray 0.5 Notchback Trunk Release Control 9 Brown-White 0.5 Rear electronic module Fog Lamp Relay Control 10 White-Violet 0.5 - Air Quality Sensor Signal 12 Black 0.75 - Ignition Voltage 13 Black-Yellow 0.5 Rear electronic module Electronic Control Unit 12 Volt Reference (2) 13 Red-Blue 0.5 Rear electronic module Electronic Control Unit 12 Volt Reference (3) 16 Gray-Yellow 0.5 - LED Dimming Signal 17 Red 0.75/1 - Battery Positive Voltage 19 Blue-Brown 0.5 - Vehicle Speed Signal 21 Black-Brown 0.5 - ABS Brake Switch Signal 22 Brown-Gray 0.5 - Stop Lamp Switch Signal 23 Red-Blue 0.5 - Powertrain Main Relay Fused Supply (4) 24 Red 0.5 - Battery Positive Voltage 25 Green-White 0.5 - Serial Data 26 Red 0.75 - Battery Positive Voltage 27 Brown-Blue 0.75 - Left Front Speaker Signal (-) (1) 28 Blue 0.75 - Left Front Speaker (+) (1) 29 Yellow 0.75 - Right Front Speaker (+) (1) 30 Brown-Yellow 0.75 - Right Front Speaker Signal (-) (1) 31 Green 0.75 Hatchback (3 doors) / Electro-hydraulic Hardtop Left Rear Speaker (+) 31 Green 0.75 Hatchback (5 doors) / Estate Left Rear Speaker (+) 32 Brown-Green 0.75 Hatchback (3 doors) / Electro-hydraulic Hardtop Left Rear Speaker Signal (-) 32 Brown-Green 0.75 Hatchback (5 doors) / Estate Left Rear Speaker Signal (-) 35 Brown-Yellow 0.5 - Headlamp Leveling Switch Bit 1 Signal 36 Black 0.5 - Ignition Voltage 37 Black 0.5 - Ignition Voltage 38 Gray 0.5 - Cruise Control Clutch Pedal Position Switch Signal 39 Yellow-Black 0.75 Open & Start ElectroHydraulic Power Steering Interlock Loop Signal 40 Green-Blue 0.5 Open & Start Keyless Entry Active Antenna Data Signal 41 Violet-Brown 0.5 Open & Start Driver Door Lock Status Indicator Signal Ground 41 Violet-Brown 0.5 Open & Start Rear electronic module Driver Door Lock Status Indicator Signal Ground 41 Violet-Brown 0.5 Open & Start Rear electronic module Driver Door Lock Status Indicator Signal Ground 42 Brown-Green 0.75 - - 43 Black 0.75 - Ignition Voltage 44 Black 0.5 - Ignition Voltage 45 Red 0.75 - Battery Positive Voltage 46 Red 0.75 - Battery Positive Voltage 47 Brown-Red 0.5 - Park Brake Switch Signal 48 Brown-Gray 0.5 - Heated Seat Switch Signal 49 Black-Yellow 0.5 - Heated Seat Switch Signal 50 Green 0.5 - Low Speed GMLAN Serial Data 51 Green 0.5 - Low Speed GMLAN Serial Data 52 White 0.5 - High Speed GMLAN Serial Data (-) (1) 53 Green 0.5 - High Speed GMLAN Serial Data (+) (1) 66 Black - - Noise Reduction Microphone Screen 77 Blue-Red 0.35 - Noise Reduction Microphone Active Signal 87 Brown-White 0.75 Hatchback (3 doors) / Electro-hydraulic Hardtop Right Rear Speaker Signal (-) 87 Brown-White 0.75 Hatchback (5 doors) / Estate Right Rear Speaker Signal (-) 88 White 0.75 Hatchback (3 doors) / Electro-hydraulic Hardtop Right Rear Speaker (+) 88 White 0.75 Hatchback (5 doors) / Estate Right Rear Speaker (+) 89 Red 4 - Battery Positive Voltage 90 Black 4 - Ignition Voltage 91 Red 1.5/2.5 - Battery Positive Voltage 93 Red 2.5 - Battery Positive Voltage
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