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Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 933 (Engine Control System - Diagnostic Codes (2 Of 3)) >> DTC P043E, P043F: Evaporative Emission System Leak Detection Reference Orifice Low Flow; Evaporative Emission System Reference Orifice High Flow >> DTC Summary

DTC Summary

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
EVAPORATIVE EMISSIN SYSTEM

DTC No. Monitoring Items Malfunction Detection Conditions Trouble Areas Detection Timing Detection Logic
P043E Reference orifice clogged P043E, P043F, P2401, P2402 and P2419 are present when one of the following conditions is met during key-off EVAP monitor:
  • EVAP pressure just after reference pressure measurement greater than -1 kPa-g (755 mmHg-a)
  • Reference pressure less than -4.85 kPa-g (726 mmHg-a)
  • Reference pressure greater than -1 kPa-g (755 mmHg-a)
  • Reference pressure is not saturated
  • Reference pressure difference between first and second is 0.7 kPa-g (5 mmHgg) or more

HINT:
These values are typical
  • Canister pump module (Reference orifice, leak detection pump, vent valve)
  • Connector/wire harness (Canister pump module - ECM)
  • ECM
Ignition switch OFF 2 trip
P043F Reference orifice high-flow P043E, P043F, P2401, P2402 and P2419 are present when one of the following conditions is met during key-off EVAP monitor:
  • EVAP pressure just after reference pressure measurement greater than -1 kPa-g (755 mmHg-a)
  • Reference pressure less than -4.85 kPa-g (726 mmHg-a)
  • Reference pressure greater than -1 kPa-g (755 mmHg-a)
  • Reference pressure is not saturated
  • Reference pressure difference between first and second is 0.7 kPa-g (5 mmHgg) or more

HINT:
These values are typical
  • Canister pump module (Reference orifice, leak detection pump, vent valve)
  • Connector/wire harness (Canister pump module - ECM)
  • ECM
Ignition switch OFF 2 trip