DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 56 (Engine Control System (A25A-FXS) - Diagnostic Codes (P11EA-P12D0)) >> SFI System >> DTC P11EA-00: Bank 1 Air-Fuel Ratio Imbalance (Port); DTC P11EC-00: Cylinder #1 Air-Fuel Ratio Imbalance (Port); DTC P11ED-00: Cylinder #2 Air-Fuel Ratio Imbalance (Port); DTC P11EE-00: Cylinder #3 Air-Fuel Ratio Imbalance (Port); DTC P11EF-00: Cylinder #4 Air-Fuel Ratio Imbalance (Port); DTC P219A-00: Bank 1 Air-Fuel Ratio Imbalance; DTC P219C-00: Cylinder 1 Air-Fuel Ratio Imbalance; DTC P219D-00: Cylinder 2 Air-Fuel Ratio Imbalance; DTC P219E-00: Cylinder 3 Air-Fuel Ratio Imbalance; DTC P219F-00: Cylinder 4 Air-Fuel Ratio Imbalance [10/2022 - 11/2023] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different variant/trim than selected.
Related DTCs P11EA: Air fuel ratio cylinder imbalance monitor (for port injection of bank 1)
P11EC: Air fuel ratio cylinder imbalance monitor (for port injection of cylinder 1)
P11ED: Air fuel ratio cylinder imbalance monitor (for port injection of cylinder 2)
P11EE: Air fuel ratio cylinder imbalance monitor (for port injection of cylinder 3)
P11EF: Air fuel ratio cylinder imbalance monitor (for port injection of cylinder 4)
P219A: Air fuel ratio cylinder imbalance monitor (for direct injection of bank 1)
P219C: Air fuel ratio cylinder imbalance monitor (for direct injection of cylinder 1)
P219D: Air fuel ratio cylinder imbalance monitor (for direct injection of cylinder 2)
P219E: Air fuel ratio cylinder imbalance monitor (for direct injection of cylinder 3)
P219F: Air fuel ratio cylinder imbalance monitor (for direct injection of cylinder 4)
Required Sensors/Components (Main) Air fuel ratio sensor (sensor 1)
Crankshaft position sensor
Required Sensors/Components (Related) Mass air flow meter sub-assembly
Engine coolant temperature sensor
Vehicle speed sensor
Frequency of Operation Once per driving cycle
Duration 20 seconds: Air fuel ratio sensor (sensor 1) monitoring method
10 to 15 seconds: Crankshaft position sensor monitoring method
MIL Operation 2 driving cycles
Sequence of Operation None
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