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.
KC10 CHECK THE FPPWR AND FPRTN CIRCUITS FOR AN OPEN
• For DTC P2632,
• Measure the resistance between:
( + ) Fuel Pump Control Module 2 Module Connector, Harness Side | ( - ) FP Connector, Harness Side |
|---|---|
FP2PWR - Pin 5 | FP2PWR |
FP2RTN - Pin 8 | FP2RTN |
• For all others,
• Measure the resistance between:
( + ) Fuel Pump Control Module Connector, Harness Side | ( - ) FP Connector, Harness Side |
|---|---|
FPPWR | FPPWR |
FPRTN | FPRTN |
Are the resistances less than 5 ohms?
Yes | No |
|---|---|
GO to KC11 . | REPAIR the open circuit. Clear the PCM DTCs. REPEAT the self-test. |
KC11 CHECK THE FP FOR AN OPEN
• For DTC P2632,
• Measure the resistance between:
( + ) FP Connector, Component Side | ( - ) FP Connector, Component Side |
|---|---|
FP2PWR | FP2RTN |
• For all others,
• Measure the resistance between:
( + ) FP Connector, Component Side | ( - ) FP Connector, Component Side |
|---|---|
FPPWR | FPRTN |
Is the resistance less than 10 ohms?
Yes | No |
|---|---|
GO to KC12 . | INSTALL a new FP. REFER to the Workshop Manual Section 310-01, Fuel Tank and Lines. Clear the PCM DTCs. REPEAT the self-test. |
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.