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 MANUALSFORD1994TAURUS V6-182 3.0L DOHC SHOREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONPINPOINT TESTSDS - PROGRAMMABLE SPEEDOMETER/ODOMETER MODULEDS2 - CHECK CONTINUITY OF THE HARNESS CIRCUIT
1994 Ford Taurus V6-182 3.0L DOHC SHO
DS2 - Check Continuity of the Harness Circuit
1994 Ford Taurus V6-182 3.0L DOHC SHOSECTION DS2 - Check Continuity of the Harness Circuit
- Key "OFF".
- Breakout box installed, Powertrain Control Module (PCM) disconnected.
- Disconnect Programmable Speedometer/Odometer Module (PSOM).
- Measure resistance between test pin 3 at the breakout box and PSOM(+) circuit at the PSOM vehicle harness connector.
- Measure resistance between test pin 6 at the breakout box and PSOM(-) circuit at the PSOM vehicle harness connector and chassis ground.
- Is each resistance less than 5.0 ohms?
Yes -- Go to DS3. DS3 - Check Harness Circuit For Shorts to Power and Ground
No -- Service open circuit. Remove breakout box. Reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)
RENDER: 1.0x
NO RELATED
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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.