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Home >> Jeep >> 2017 >> Wrangler Sahara, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 32 (Exhaust System) >> Converter, Catalytic >> Removal >> 3.2L >> Rear Catalytic Converter

Rear Catalytic Converter

WARNING: This page is about a different car, the 2017 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect and isolate the negative battery cable. If equipped with an Intelligent Battery Sensor (IBS), disconnect the IBS connector first before disconnecting the negative battery cable.
  2. Remove the air intake resonator. Refer to RESONATOR, AIR CLEANER, REMOVAL .
    GC0159476Courtesy of CHRYSLER GROUP, LLC
  3. Disconnect the upstream (1) and the downstream (2) oxygen sensor harness connectors.
    GC0159493Courtesy of CHRYSLER GROUP, LLC
  4. Remove the upstream (5) and downstream (3) oxygen sensors.
    GC0159740Courtesy of CHRYSLER GROUP, LLC
  5. Remove the upper support bracket bolt (1).
  6. If equipped with FWD  , remove the right side intermediate shaft. Refer to REMOVAL .
  7. Remove the lower engine belly pan Refer to BELLY PAN, INSTALLATION .

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    GC0159750Courtesy of CHRYSLER GROUP, LLC
  8. Remove the lower intermediate shaft support bracket (1).
  9. Remove the Y-pipe. Refer to PIPE, EXHAUST, REMOVAL .
    GC0160133Courtesy of CHRYSLER GROUP, LLC
  10. Remove the catalytic converter to cylinder head upper flange bolts (5).
  11. If quipped with AWD  , remove the Power Transfer Unit (PTU) assembly. Refer to REMOVAL .
  12. Remove the catalytic converter by lifting and sliding the flange up and away from the cylinder head.