Toyota Corolla Cross: Smart Key System (for Start Function, Gasoline Model)
Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Key System (for Start Function, Gasoline Model)
- Precaution
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Check For Intermittent Problems
- Operation Check
- Registration
- Customize Parameters
- Problem Symptoms Table
- Terminals Of Ecu
- Data List / Active Test
- Diagnostic Trouble Code Chart
- IG Circuit Short to Ground (B227111)
- ACC Circuit Short to Ground (B227411)
- Engine/Power Switch Signal Compare Failure (B227862)
- Vehicle Speed Signal Circuit Open (B228231,B228262)
- Steering Lock Position Signal Compare Failure (B228562)
- Battery Circuit or Ground Circuit Energization Malfunction (B228B00)
- Wireless Starter Component Internal Failure (B277A96)
- Steering Lock System Missing Message (B278187,B278196,B278211,B278215,B279F1C)
- Antenna Coil Circuit Voltage Out of Range (B27841C)
- ID-BOX Component Internal Failure (B278D96)
- Immobiliser Amp Missing Message (B278E87)
- ID-BOX Calibration / Parameter Memory Failure (B279046)
- Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid (B279986)
- Engine Immobiliser System Circuit Short to Battery (B279A12)
- Engine Immobiliser System Incorrect Assembly (B279C95)
- Front Floor Electrical Key Oscillator Circuit Open (B27A513)
- Rear Floor 2 Electrical Key Oscillator Circuit Open (B27A713)
- Crankshaft Position Sensor "A" Signal Compare Failure (P033562)
- Brake Switch "A" Signal Compare Failure (P057162)
- Lost Communication with Brake System Control Module Missing Message (U012987,U014087,U015587,U111787)
- Engine does not Start
- Power Source Mode does not Change to ON (IG and ACC)
- Power Source Mode does not Change to ON (IG)
- Power Source Mode does not Change to ON (ACC)
- New Key cannot be Registered
- Additional Key cannot be Registered
- New Key Registration Warning Message is not Displayed
- System Malfunction Message is Displayed on the Multi-information Display
- Security Indicator Light Does not Blink
- Immobiliser System does not Operate Properly
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE (-) AUXILIARY BATTERY TERMINAL
NOTICE: After the ignition switch is turned off, there may be a waiting time before disconnecting the negat
Parts Location
PARTS LOCATION ILLUSTRATION
*1 SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*2 NO. 1 ENGINE ROOM RELAY BLOCK
- IGP-MAIN RELAY
*3 PARK/NEUTRAL POSITION SWITCH
*4
System Diagram
SYSTEM DIAGRAM SMART KEY SYSTEM (for Start Function)
SMART KEY SYSTEM (for Entry Function)
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Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE:
In the following table, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not.
HINT: Using the GTS to read the Data List allows the values or states o
Hybrid Transaxle System
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
To prevent injury due to contact with an operating cooling fan, keep your hands
and clothing away from the cooling fans when working in the engine compartment with
the engine running or the ignition switch ON.
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