Toyota Corolla Cross: Smart Key System (for Start Function, Hev Model)
Toyota Corolla Cross (2022-2024) Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Key System (for Start Function, Hev 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)
- Starter Circuit Short to Ground (B227511,B227512)
- 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)
- Brake Switch "A" Signal Compare Failure (P057162)
- Lost Communication With ECM/PCM "A" Missing Message (U010087,...,U111787)
- 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)
- Power Source Mode does not Change to ON (READY)
- 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 CAUTION REGARDING INTERFERENCE WITH ELECTRONIC DEVICES
CAUTION: As weak radio waves are emitted from the electrical key transmitter sub-assembly, if a pacemaker is being used, be sure to
Parts Location
PARTS LOCATION ILLUSTRATION
*1 SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*2 NO. 1 ENGINE ROOM RELAY BLOCK - IGP-MAIN RELAY ILLUSTRATION
*1 NO. 1 INDOOR ELECTRICAL
System Diagram
SYSTEM DIAGRAM SMART KEY SYSTEM (for Start Function)
SMART KEY SYSTEM (for Entry Function)
Click here
SEE MORE:
O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 1 (P014C00,P014D00,P015A00,P015B00)
DESCRIPTION Refer to DTC P003012. Click here
HINT: Although the DTC titles say O2 sensor, these DTCs relate to the air fuel ratio sensor (sensor 1).
DTC No. Detection Item
DTC Detection Condition Trouble Area
MIL Note
P014C00 O2 Sensor Slow Response - Rich to Lean
Left Front Wheel Speed Sensor Circuit Short to Ground or Open (C050014)
DESCRIPTION
Refer to DTC C050012
Click here
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C050014
Left Front Wheel Speed Sensor Circuit Short to Ground
or Open
A short or open circuit is detecte
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