FYI....codes below occurred b/c a leak in the Evap system as codes note. Dealership (warranty) did a smoke test to find the leak. The Charcoal Canister was the culprit....it's been replaced and all issues seem to be resolved.
Side Note.....
Toyota 4Runner Forum [4Runners.com] is a more active site for new users...
Quote:
Originally Posted by HTXTRD
P0121 - Throttle/Pedal Position Sensor/Switch "A" Circuit
P043E Se - Evaporative Emission System Leak Detection Reference Orifice
P043F Se - Evaporative Emission System Leak Detection Reference Orifice
P2401 - Evaporative Emission System Leak Detection Pump Control Circuit
P2402 - Evaporative Emission System Leak Detection Pump Control Circuit
P2419 - Evaporative Emissions System Switching Valve Control Circuit Low
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