Toyota Yaris: Integration Relay / Installation
INSTALLATION
PROCEDURE
1. INSTALL SEMICONDUCTOR POWER INTEGRATION ECU
NOTICE:
- Make sure the connector terminal is free from oil and grease.
- Do not subject the semiconductor power integration ECU to any impact.
- Do not use a semiconductor power integration ECU that has been dropped.
- Do not disassemble the semiconductor power integration ECU.
- Make sure the lever connector is securely connected.
| (a) Connect the connector and pull down the lock lever to engage the claw and lock the connector as shown in the illustration. |
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(b) Connect the power source connector.
| (c) Engage the claws to install the semiconductor power integration ECU. |
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2. INSTALL NO. 1 RELAY BLOCK COVER
| (a) Engage the claws to install the No. 1 relay block cover. |
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3. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL
Click here
4. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL
HINT:
When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.
Click here
Removal
REMOVAL CAUTION / NOTICE / HINT HINT: When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating...
Other information:
Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Replacement
REPLACEMENT PROCEDURE 1. SEPARATE NO. 1 ENGINE UNDER COVER ASSEMBLY Click here 2. DRAIN ENGINE COOLANT CAUTION: When engine coolant is hot, do not remove the reserve tank cap or the radiator drain cock plug. Fluid and steam may spray out due to high pressure, possibly resulting in burns...
Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Diagnosis System
DIAGNOSIS SYSTEM DIAGNOSIS FUNCTION (a) The diagnosis function turns off the cruise control indicator and displays a warning message when a malfunction is detected. When a malfunction is detected in the dynamic radar cruise control system, DTCs are stored in the ECM or millimeter wave radar sensor assembly...
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Key Suspend Function
If a key is left in the vehicle, the functions of the key left in the vehicle are temporarily suspended to prevent theft of the vehicle.
To restore the functions, press the unlock button on the functions-suspended key in the vehicle.
