Toyota Yaris: Power Source & Network / Power Distribution

Installation

INSTALLATION CAUTION / NOTICE / HINT NOTICE: After performing the update ECU security key procedure, make sure to perform the initialization procedure for when the cable has been disconnected and reconnected to the negative (-) auxiliary battery terminal...

Integration Relay

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Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Air Intake Control Valve Circuit Short to Ground or Open (P166014)

DESCRIPTION The air cleaner is equipped with two inlets, one of which is opened or closed by the Air Intake Control Valve (AICV). This system reduces intake noise and increases engine power at low-to-high engine speed range. When the engine is operating in the low-to-mid speed range, this control operates the AICV to close one of the air cleaner inlets...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Pre-ignition Detected (P137800)

DESCRIPTION If sudden early ignition (pre-ignition) occurs continuously in a short period of time, a DTC is stored. This pre-ignition is a phenomenon inherent in boosted engines. Atomized engine oil and detached deposits (carbon) cause ignition and promote knocking during low-speed, high-output operation...