Automatic Headlamp Dimming Relay (TQ5)

WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Automatic Headlamp Dimming Relay (TQ5) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
30	0.35 RD/WH	2140	Battery Positive Voltage
85	0.8 BK/WH	151	Signal Ground
86	0.35 PU	6858	Headlamp Automatic High Beam Dim Supply Voltage
87	0.35 L-GN	11	Headlamp High Beam Supply Voltage
87A	-	-	Not Used

Connector Part Information

OEM: 7223-6055-30
Service: 88988398
Description: 5-Way F ISO Relay (BK)

Terminal Part Information

Pins: 30, 85, 87
Terminal/Tray: 7116-2876/10
Core/Insulation Crimp: C/B
Release Tool/Test Probe: 12094430/J-35616-42 (RD)

Pin: 86
Terminal/Tray: 7116-2875/10
Core/Insulation Crimp: E/B
Release Tool/Test Probe: 12094430/J-35616-42 (RD)