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 Ridgeline V6-3.5LFACTORY OEM SERVICE PROCEDURE
Transmission Position Sensor/Switch: Testing and Inspection
Transmission Range Switch Test
1. Do the battery removal procedure Removal and Replacement, then remove the battery tray.
2. Remove the engine cover and the air intake duct.
3. Remove the air cleaner Service and Repair.
4. Remove the air intake duct A and B Service and Repair.
5. Remove the battery base and battery base bracket.
6. Disconnect the transmission range switch connector.
7. 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
8. The transmission range switch test is finished if the test results are OK. If there is no continuity between any terminals, check the transmission range switch installation. If the transmission range switch installation is OK, replace the transmission range switch Service and Repair.
9. Check the connector for rust, dirt, or oil, and clean or repair if necessary, then connect the connector securely.
10. Install the battery base bracket and the battery base.
11. Install the air intake duct A and B Service and Repair.
12. Install the air cleaner Service and Repair.
13. Install the air intake duct and the engine cover.
14. Install the battery tray, then do the battery installation procedure.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.