Contents Wiring diagrams Section: Testing & Diagnostics All sections

P0452 and P0453 (2) Lexus GS III

Detection CriteriaThreshold
P0452
Fuel tank pressureLess than -3.999 kPa (-30 mmHg, -1.18 in.Hg) /when engine running: Go To Next Step.
P0453
Fuel tank pressure1.999 kPa (15 mmHg, 0.59 in.Hg) or more/when engine running.

TYPICAL MALFUNCTION THRESHOLDS (P0452 AND P0453)