Pickup 2WD L4-2254cc 2.3L SOHC (4ZD1) MFI (1994)
Three Way Catalytic (TWC) Converter: Service and Repair
Three-Way Catalytic Converter (TWC)
1. Remove Converter
1) Jack up the vehicle.
2) Check that the converter is cool.
3) Remove the bolts at the front and rear of the converter.
4) Remove the converter and gaskets.
2. Install Converter
(a) Install new gaskets on the converter front and rear pipes, and connect the converter to the exhaust pipes.
NOTE:
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When installing new gaskets, check that the "U" mark on the gasket is facing UP.
(b) Tighten the bolts.
(c) Reinstall the bracket bolts and tighten them.