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.
2012 Honda Pilot 4WD V6-3.5LFACTORY OEM SERVICE PROCEDURE
Transmission Position Sensor/Switch: Testing and Inspection
Transmission Range Switch Test
1. Do the battery removal procedure.
2. Remove the auxiliary under-hood fuse/relay box from its bracket, and remove the bracket from the battery base.
3. Remove the intake air duct and the air cleaner housing.
4. Remove the battery base and the battery base bracket.
5. Disconnect the transmission range switch connector.
6. Check for continuity between terminals at the transmission range switch connector. There should be continuity between the terminals in the following table for each switch position.
Transmission Range Switch Connector
7. The transmission range switch test is finished if the test results are OK, go to step 8. If there is no continuity between any terminals, check the transmission range switch installation. If the switch is installed correctly, replace the switch Service and Repair.
8. Check the connectors for corrosion, dirt, or oil, and clean or repair if necessary, then connect the connector securely.
9. Install the battery base bracket and the battery base.
10. Install the air cleaner housing and the intake air duct.
11. Install the auxiliary under-hood fuse/relay box on the battery base, and install the fuse/relay box on its bracket.
12. Do the battery installation procedure.
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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