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Exhaust Gas Recirculation: Testing and Inspection





- Using SST 09843-18020 or equivalent, connect terminals TE1 and E1 of the DLC1.





- Keep the engine at 3,500 rpm.
- Set the transmission shift lever to the "N" position





- Remove the SST from the DLC1.





- Check whether the engine rpm increases 100 - 300 rpm under the following conditions:

Engine coolant temp.
Below 53°C (127°F) No increase
Above 55°C (131°F) Increases