Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2019EXPLORER LIMITED, 3.5L ENG VIN 8, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - PINPOINT TEST JD: CRANKSHAFT POSITION (CKP) SENSOR THROUGH PINPOINT TEST Z: INTERMITTENT - (EXCEPT DIESEL & HYBRID)PINPOINT TEST QB: KEEP ALIVE POWER (KAPWR)TEST PROCEDURE
2019 Ford Explorer Limited, 3.5L Eng VIN 8, AWD
Test Procedure
2019 Ford Explorer Limited, 3.5L Eng VIN 8, AWDSECTION Test Procedure
- QB1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) NOTE: The DTC P2610 may set after a PCM reprogramming. If this DTC is retrieved after a PCM reprogramming, disregard this DTC.
- Carry out a visual inspection.
- Record the DTCs.
- Record the freeze frame data.
- Clear the PCM DTCs.
- Carry out the PCM self-test.
Are DTCs P0603, P1633 or P2610 present?
Yes No For DTC P2610, GO to QB6.
For all others, GO to QB2.Unable to duplicate the condition. CHECK for a loose connection, and damaged or corroded pins. WIGGLE the harness attempting to recreate the concern. REPAIR as necessary. GO to PINPOINT TEST QT , if a driveability concern exists.
Clear the PCM DTCs. REPEAT the self-test. - QB2 CHECK THE 12-VOLT BATTERY TERMINALS NOTE: If the KAPWR is interrupted to the PCM, a DTC can be generated on the first power-up.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.