Vehicle applicability: This diagnostic supplement covers multiple Ford vehicles and engines. Follow the application named in the source below. Some references apply to vehicles other than Mustang.
Original table alignment retained · Scroll horizontally if needed
HU21 CHECK THE VPWR CIRCUIT FOR AN OPEN
• Ignition OFF.
• For DTC P2008,
• IMRC1 Solenoid connector disconnected.
• Ignition ON, engine OFF.
• Measure the voltage between:
( + ) IMRC1 Solenoid Connector, Harness Side | ( - ) |
|---|---|
VPWR | Ground |
• For all others,
• IMRC2 Solenoid connector disconnected.
• Ignition ON, engine OFF.
• Measure the voltage between:
( + ) IMRC2 Solenoid Connector, Harness Side | ( - ) |
|---|---|
VPWR - Pin 1 | Ground |
Is the voltage greater than 10.5 V?
Yes | No |
|---|---|
GO to HU22 . | REPAIR the open circuit. Clear the PCM DTCs. REPEAT the self-test. |
HU22 CHECK THE IMRC CIRCUIT FOR AN OPEN
• Ignition OFF.
• PCM connector disconnected.
• For DTC P2008,
• Measure the resistance between:
( + ) IMRC1 Solenoid Connector, Harness Side | ( - ) PCM Connector, Harness Side |
|---|---|
IMRC1A | IMRC1A |
• For all others,
• Measure the resistance between:
( + ) IMRC2 Solenoid Connector, Harness Side | ( - ) PCM Connector, Harness Side |
|---|---|
IMRC2A - Pin 2 | IMRC2A |
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.