Downpipe Catalytic Converter - Right-Hand

Downpipe Catalytic Converter - Right-hand

Removal
1. Open the engine compartment and fit paintwork protection sheets.
2. Remove the front muffler.







3. CAUTION: Note the position of the upstream and downstream (where fitted) oxygen sensor multiplugs for reassembly.

Disconnect the oxygen sensor multiplugs.
- Displace the multiplugs from the engine mounting bracket.
- Disconnect the plug(s) from the oxygen sensor(s)







4. Remove the four nuts which secure the downpipe catalytic converter to the exhaust manifold.
5. Raise the vehicle on a ramp.







6. Remove the downpipe catalytic converter.
- Remove the bolts which secure the downpipe lower mounting bracket.
- Remove the downpipe assembly.







7. Remove the oxygen sensor(s).
- The downstream sensor is fitted only for North American markets.
8. Remove gasket from the manifold flange.
- Clean and inspect the manifold joint faces.
- Clean and inspect the threads on the downpipe studs.

Installation







1. Fit the oxygen sensor(s).
- The downstream sensor is fitted only for North American markets.
2. Fit a new gasket to the manifold mating flange on the downpipe.







3. Fit the downpipe catalytic converter.
- Fit the downpipe assembly to the manifold.
- Fit, but do not fully tighten, the mounting bracket securing bolts. (Leave loose until the nuts securing the downpipe to the exhaust manifold are fitted.)
4. Lower the ramp.







5. Tighten the nuts securing the downpipe flange to the manifold flange.







6. Connect the oxygen sensor multiplugs.
- Connect the plug(s) to the respective (previously noted) sensor(s).
- Correctly position the multiplugs on the mounting bracket.
7. Raise the ramp.







8. Tighten the mounting bracket securing bolts.
9. Fit the front muffler.
10. Lower the ramp.
11. Remove the paintwork protection sheets and close the engine cover.