Toyota Yaris: Mass Air Flow Meter / Installation

NOTICE:

• If the mass air flow meter has been struck or dropped, replace it.
• If reusing the mass air flow meter, be sure to inspect the O-ring.
• Make sure that the O-ring is not cracked or moved out of place when installing the mass air flow meter.

Inspection

INSPECTION PROCEDURE 1. INSPECT MASS AIR FLOW METER (a) Perform a visual check for any foreign matter on the temperature sensor (thermistor) of the mass air flow meter shown in the illustration...

Relay

InspectionINSPECTION PROCEDURE 1. INSPECT NO.1 ELECTRONIC FUEL INJECTION MAIN RELAY (EFI-MAIN NO. 1) (a) Measure the resistance according to the value(s) in the table below...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the airbag system. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS (a) Interview the customer and confirm the problem...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Ignition Switch Circuit Short to Ground or Open (P253014)

DESCRIPTION If the engine stop and start ECU receives the off signal from the certification ECU (smart key ECU assembly) when communication with the ECM is normal, the engine stop and start ECU will output DTC P253014. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory Note P253014 Ignition Switch Circuit Short to Ground or Open All of the following conditions are met for 10 seconds or more (1 trip detection logic): Ignition switch off signal is input...