Secondary Air Injection (AIR) Pump Relay (K18) Connector End View

WARNING: This page is about a different car, the 2011 GMC Canyon and 2011 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Secondary Air Injection (AIR) Pump Relay (K18) Connector End View

Courtesy of GENERAL MOTORS CORP.

Secondary Air Injection (AIR) Pump Relay (K18)

Pin	Wire	Circuit	Function
30	5 RD	78	Air Pump Control
85	0.5 BN	436	Air Pump Relay Control
86	0.5 PK	439	Ignition Voltage
87	5 RD	78	Air Pump Control

Connector Part Information

Harness: Engine
OEM: 15336745
Service: 15306331
Description: 4-Way F GT 280 Metri-Pack 800 Series Sealed (D-GY)

Terminal Part Information

Pins: 30, 87
Terminated Lead: Pending
Release Tool: J-38125-558
Diagnostic Test Probe: J-35616-44 (YE)
Terminal/Tray: 15336748/20
Core/Insulation Crimp: Not Available

Pins: 85, 86
Terminated Lead: 13578915
Release Tool: J-38125-553
Diagnostic Test Probe: J-35616-4A (PU)
Terminal/Tray: 15304719/19
Core/Insulation Crimp: E/5