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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> System >> SFI System [2GR-FXE] - Diagnostic Codes - (Hybrid) (3 Of 3) >> SFI System >> DTC P1422: Fuel Tank Small Leak; DTC P1423: Fuel Tank Gross Leak [02/2014 - 11/2015] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

P1422: FUEL TANK SMALL LEAK

Fuel tank pressure when vacuum introduction for fuel tank was complete Between conditions 1 and 2
Condition 1 Higher than third reference pressure
Condition 2 Lower than [third reference pressure x 0.2]
P1423: FUEL TANK GROSS LEAK

Fuel tank pressure when vacuum introduction for fuel tank was complete Higher than [third reference pressure x 0.2]
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