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 MANUALSFORD1996RV CUTAWAY 5.8 HREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLREAR WHEEL ANTI-LOCK BRAKE SYSTEMDIAGNOSISTEST DRIVECODE 5
1996 Ford RV Cutaway 5.8 H
Code 5
1996 Ford RV Cutaway 5.8 HSECTION Code 5
NOTE:
Following test is designed to resolve a Code 5 condition. Performing test for any other reason may lead to incorrect diagnosis.
- Start engine and observe Yellow light for proper self-check. If Yellow light self-check is okay, go to next step. If Yellow light self-check is not okay, go to TEST A under PRELIMINARY CHECK TESTS .
- Disconnect control module connector. Drive vehicle at about 20 MPH. Perform a light to medium normal traffic stop. If rear wheels lock-up, reconnect control module. Diagnose basic brake system for cause of rear wheel lock-up. If rear wheels do not lock-up, reconnect control module and go to next step.
- Drive vehicle at about 10 MPH on dry pavement. Depress brake pedal hard enough to lock all 4 wheels while observing left rear wheel in driver's mirror. If rear wheels locked-up, replace electronic control module. Go to CODE 16 under TEST DRIVE . If rear wheels did not lock-up or lock-up followed by spinup, go to next step.
- Raise and support vehicle on hoist to allow wheels to spin freely. Start engine and place transmission in Drive Low (A/T) or First gear (M/T). Allow wheels to spin at 10 MPH. Apply brake pedal hard until wheels stop. If rear wheels first lock-up then spin, leave ignition on and go to next step. If wheels react normally, replace control module and go to CODE 16 under TEST DRIVE .
- Check for trouble codes. See RETRIEVING TROUBLE CODES . If Code 5 is present, result is inconsistent. Clear codes. Repeat step 4). If result repeats or Code 16 is present, return to step 6) in CODE 5 under TROUBLE CODE DIAGNOSIS . If a different code is present, go to corresponding code under TROUBLE CODE DIAGNOSIS . If no codes are present, go to TEST D under PRELIMINARY CHECK TESTS .
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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.