Ranger 4WD V6-4.0L (2009)
Exhaust Pipe: Service and Repair
Exhaust Y-Pipe
Exhaust Y-Pipe - 4.0L
Removal
NOTICE: Do not use oil or grease-based lubricants on the isolators. These lubricants may cause deterioration of the rubber. This can lead to
separation of the isolator from the exhaust hanger bracket during vehicle operation.
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Disconnect the Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor (CMS) electrical connectors.
3. Remove the 2 RH side of the exhaust Y-pipe assembly-to-muffler and tail pipe assembly bolts, 2 flagnuts and gasket.
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Discard the flagnuts and gasket.
4. Remove the transmission mount and isolator-to-transmission bolt.
5. Remove the 2 LH side of the exhaust Y-pipe-to-RH side of the exhaust Y-pipe nuts.
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Discard the nuts.
6. Using a suitable jack, support the RH side of the exhaust Y-pipe.
7. NOTE: Do not remove the RH side of the exhaust Y-pipe-to-exhaust manifold nuts.
Loosen the 2 RH side of the exhaust Y-pipe-to-exhaust manifold nuts.
8. Using a suitable jack, support the LH side of the exhaust Y-pipe.
9. Remove the 2 LH side of the exhaust Y-pipe-to-exhaust manifold nuts.
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Discard the nuts.
10. Remove the LH side of the exhaust Y-pipe.
11. Remove the LH side of the exhaust Y-pipe-to-RH side of the exhaust Y-pipe gasket.
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Discard the gasket.
12. Remove the 2 RH side of the exhaust Y-pipe-to-exhaust manifold nuts and remove the RH side of the exhaust Y-pipe.
