Pinpoint Tests HU: Intake Air Systems: Introduction

This pinpoint test is intended to diagnose the following:

air cleaner assembly (including air cleaner element) (9600)
air inlet tube (9F843)
clean air tube hose and resonator (9R504) and (9F593)
intake manifold runner control bank 1 (IMRC1) solenoid (9J559)
intake manifold runner control bank 2 (IMRC2) solenoid (9J559)
intake manifold runner control bank 1 (IMRC1) sensor (9P471)
intake manifold runner control bank 2 (IMRC2) sensor (9P471)
throttle body assembly (9E926)
harness circuits: IMRC, IMRC1, IMRC1A, IMRC2, IMRC2A, SIGRTN, VPWR and VREF
PCM (12A650)

Fig 1: Intake Manifold Runner Control Bank 1 (IMRC1) Solenoid Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	VPWR (Vehicle Power)
2	IMRC1A (Intake Manifold Runner Control Bank 1 Actuator)

Fig 2: Intake Manifold Runner Control Bank 1 (IMRC1) Sensor Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	IMRC1 (Intake Manifold Runner Control Bank 1)
3	SIGRTN (Signal Return)
2	VREF (Reference Voltage)

Fig 3: Intake Manifold Runner Control Bank 2 (IMRC2) Solenoid Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	VPWR (Vehicle Power)
2	IMRC2A (Intake Manifold Runner Control Bank 2 Actuator)

Fig 4: Intake Manifold Runner Control Bank 2 (IMRC2) Sensor Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	IMRC2 (Intake Manifold Runner Control Bank 2)
3	SIGRTN (Signal Return)
2	VREF (Reference Voltage)

Powertrain Control Module (PCM) Connector

For PCM connector views or Reference values, Refer to Reference Values.

Vehicle	Connector	Pin	Circuit
Mustang 5.0L	306 PIN	E27 E7 E15 E15	IMRC2 IMRC1 IMRC2A IMRC1A
Mustang 5.2L	198 PIN	E44 E45 E59 E60	IMRC2 IMRC1 IMRC2A IMRC1A
All other vehicles	306 PIN	E27 E7 E15	IMRC2 IMRC1 IMRC1A