toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Engine Controls - MIL ON/DTC P0142 Set|Page 3138 > < Engine Controls - MIL ON/DTC P0142 Set
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Required SSTs

Repair Procedure

1.

Check for Authorized Modification Label affixed to vehicle in location as shown in Figure 3. If there is no label, proceed to step 2.

2.

Connect the Diagnostic Tester to the vehicle and select CURRENT ECU CAL from the ECU REPROGRAM MAIN MENU. Determine the
vehicle's current ECU calibration. (See Figure 1.)

Engine Controls - MIL ON/DTC P0142 Set|Page 3138 > < Engine Controls - MIL ON/DTC P0142 Set