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 (2020-2026) Reapir and Service Manual: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table...
Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Hazard Warning Switch Circuit
DESCRIPTION The combination meter assembly receives the hazard warning signal switch assembly on signal and controls the operation of the hazard warning lights. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the combination meter assembly, always replace it with a new one...
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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.
