Toyota Yaris: Mass Air Flow Meter / On-vehicle Inspection

1. Turn off all electrical loads, such as the air condition, etc.
2. Check that the coolant temperature is 75 °C (167 °F) or more.
3. Put the Shift Lever in the N position.

Components

C..

Removal

REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the mass air flow meter removal/installation are shown below...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART SFI System DTC No. Detection Item MIL Note Link P001013 A Camshaft Position Actuator Bank 1 Circuit Open Comes on SAE: P0010 P001100 Camshaft Position "A" - Timing Over-Advanced or System Performance Bank 1 Comes on SAE: P0011 P001200 Camshaft Position "A" - Timing Over-Retarded Bank 1 Comes on SAE: P0012 P001313 Camshaft Position "B" - Actuator Bank 1 Circuit Open Comes on SAE: P0013 P001400 Camshaft Position "B" - Timing Over-Advanced or System Performance Bank 1 Comes on SAE: P0014 P001500 Camshaft Position "B" - Timing Over-Retarded Bank 1 Comes on SAE: P0015 P001600 Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A Comes on SAE: P0016 P001700 Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor B Comes on SAE: P0017 P003012 HO2S Heater Control Bank 1 Sensor 1 Circuit Short to Battery Comes on SAE: P0032 P003013 HO2S Heater Control Bank 1 Sensor 1 Circuit Open Comes on SAE: P0031 P003312 Turbocharger / Supercharger Bypass Valve "A" Control Circuit Short to Battery - SAE: P0035 P003314 Turbocharger / Supercharger Bypass Valve "A" Control Circuit Short to Ground or Open - SAE: P0034 P003612 HO2S Heater Control Circuit Bank 1 Sensor 2 Circuit Short to Battery Comes on SAE: P0038 P003613 A/F (O2) Heater Control Circuit Bank 1 Sensor 2 Circuit Open Comes on SAE: P0037 P006D62 Barometric Pressure - Turbocharger/Supercharger Inlet Pressure Correlation Bank 1 Signal Compare Failure - SAE: P006D P007A11 Charge Air Cooler Temperature Sensor Bank 1 Circuit Short to Ground - SAE: P007C P007A15 Charge Air Cooler Temperature Sensor Bank 1 Circuit Short to Battery or Open - SAE: P007D P008700 Fuel Rail / System Pressure - Too Low Comes on SAE: P0087 P008800 Fuel Rail / System Pressure - Too High Comes on SAE: P0088 P008A00 Low Pressure Fuel System Pressure - Too Low - SAE: P008A P008B00 Low Pressure Fuel System Pressure - Too High - SAE: P008B P00CF62 Barometric Pressure - Turbocharger / Supercharger Boost Sensor "A" Signal Compare Failure Comes on SAE: P00CF P010012 Mass or Volume Air Flow Sensor "A" Circuit Short to Battery Comes on SAE: P0103 P010014 Mass or Volume Air Flow Sensor "A" Circuit Short to Ground or Open Comes on SAE: P0102 P010511 Manifold Absolute Pressure / Barometric Pressure Sensor Circuit Short to Ground Comes on SAE: P0107 P010515 Manifold Absolute Pressure / Barometric Pressure Sensor Circuit Short to Battery or Open Comes on SAE: P0108 P011011 Intake Air Temperature Sensor 1 Bank 1 Circuit Short to Ground Comes on SAE: P0112 P011015 Intake Air Temperature Sensor 1 Bank 1 Circuit Short to Battery or Open Comes on SAE: P0113 P011511 Engine Coolant Temperature Sensor 1 Circuit Short to Ground Comes on SAE: P0117 P011515 Engine Coolant Temperature Sensor 1 Circuit Short to Battery or Open Comes on SAE: P0118 P01152A Engine Coolant Temperature Sensor 1 Signal Stuck in Range Comes on SAE: P0116 P012011 Throttle / Pedal Position Sensor / Switch "A" Circuit Short to Ground Comes on SAE: P0122 P012015 Throttle / Pedal Position Sensor / Switch "A" Circuit Short to Battery or Open Comes on SAE: P0123 P01201C Throttle / Pedal Position Sensor / Switch "A" Circuit Voltage Out of Range Comes on SAE: P0121 P012A11 Turbocharger/Supercharger Inlet Pressure Sensor "A" Circuit Low Circuit Short to Ground - SAE: P012C P012A15 Turbocharger/Supercharger Inlet Pressure Sensor "A" Circuit High Circuit Short to Battery or Open - SAE: P012D P013616 A/F (O2) Sensor Circuit Bank 1 Sensor 2 Circuit Current (Voltage) Below Threshold Comes on SAE: P0136 P017100 System Too Lean Bank 1 Comes on SAE: P0171 P017200 System Too Rich Bank 1 Comes on SAE: P0172 P019011 Fuel Rail Pressure Sensor "A" Circuit Short to Ground Comes on SAE: P0192 P019015 Fuel Rail Pressure Sensor "A" Circuit Short to Battery or Open Comes on SAE: P0193 P019511 Engine Oil Temperature Sensor Circuit Short to Ground - SAE: P0197 P019515 Engine Oil Temperature Sensor Circuit Short to Battery or Open - SAE: P0198 P020113 Cylinder 1 Injector "A" Circuit Open Comes on SAE: P0201 P020213 Cylinder 2 Injector "A" Circuit Open Comes on SAE: P0202 P020313 Cylinder 3 Injector "A" Circuit Open Comes on SAE: P0203 P022011 Throttle/Pedal Position Sensor/Switch "B" Circuit Short to Ground Comes on SAE: P0222 P022015 Throttle/Pedal Position Sensor/Switch "B" Circuit Short to Battery or Open Comes on SAE: P0223 P023400 Turbocharger/Supercharger "A" Overboost Condition - SAE: P0234 P023511 Turbocharger/Supercharger Boost Sensor "A" Circuit Short to Ground Comes on SAE: P0237 P023515 Turbocharger/Supercharger Boost Sensor "A" Circuit Short to Battery or Open Comes on SAE: P0238 P02351C Turbocharger/Supercharger Boost Sensor "A" Circuit Voltage Out of Range - SAE: P0236 P024313 Turbocharger/Supercharger Wastegate Solenoid "A" Circuit Open Does not come on SAE: P0243 P030000 Random/Multiple Cylinder Misfire Detected Comes on/Blinks* *: The MIL flashes when a catalyst-damaging misfire is detected...

Toyota Yaris XP210 (2020-2026) Owner's Manual: How to Arm the System

Close the windows securely. Switch the ignition OFF. Make sure the hood, the doors, and the liftgate/trunk lid are closed. Press the lock button on the smart key or lock the driver’s door from the outside with the auxiliary key.The hazard warning lights will flash once...