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.
EGRMC3 - Pin 4 | EGRMC4 - Pin 6 |
EGRMC1 - Pin 1 | EGRMC2 - Pin 3 |
EGRMC1 - Pin 1 | EGRMC4 - Pin 6 |
EGRMC2 - Pin 3 | EGRMC4 - Pin 6 |
Are the resistances greater than 10K ohms?
Yes | No |
|---|---|
GO to KD7 . | REPAIR the short circuit. Clear the PCM DTCs. REPEAT the self-test. |
KD7 CHECK THE EEGR CIRCUITS FOR A SHORT TO VOLTAGE
• Ignition ON, engine OFF.
• Measure the voltage between:
( + ) EEGR Assembly Connector, Harness Side | ( - ) Vehicle Battery |
|---|---|
EGRMC1 - Pin 1 | Negative terminal |
EGRMC2 - Pin 3 | Negative terminal |
EGRMC3 - Pin 4 | Negative terminal |
EGRMC4 - Pin 6 | Negative terminal |
Is any voltage present?
Yes | No |
|---|---|
REPAIR the short circuit. Clear the PCM DTCs. REPEAT the self-test. | GO to KD8 . |
KD8 CHECK THE EEGR COILS FOR AN OPEN
• Ignition OFF.
• Measure the resistance between:
( + ) EEGR Assembly Connector, Component Side | ( - ) EEGR Assembly Connector, Component Side |
|---|---|
EGRMC1 - Pin 1 | VPWR - Pin 2 |
EGRMC2 - Pin 3 | VPWR - Pin 2 |
EGRMC3 - Pin 4 | VPWR - Pin 5 |
EGRMC4 - Pin 6 | VPWR - Pin 5 |
Are the resistances between 12 - 24 ohms?
Yes | No |
|---|---|
GO to KD11 . |
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.