Matrix XR 2WD L4-1.8L (1ZZ-FE) (2003)
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Allow the vehicle to shift fully through all gears and at various shifter positions.
7.
Enter the following information on the Authorized Modification Label shown below in Figure 2 using a permanent marker.
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ECM (PCM) part number.
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New ECM (PCM) calibration number.
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Your dealer code.
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Reprogramming date.
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This TSB number.
ECM (PCM)
Replacement Procedure
1.
2003 model year Matrix 2WD ATM vehicles equipped with Delco ECM (PCM) P/N 89666-02160 are not reprogrammable.
2.
For the location of the ECM (PCM), refer to the Technical Information System (TIS), 2003 or 2004 model year Matrix Repair Manual: Engine
Control System: ECM (1ZZ-FE/2ZZ-GE) (May 2003): Replacement (Matrix)..
Catalytic Converter Replacement Procedure
Refer to TIS, 2003 or 2004 model year Matrix Repair Manual: Exhaust Pipe Assy (1ZZ-FE): Removal & Installation & Disassembly & Reassembly
(Matrix/Corolla).