Toyota CH-R Service Manual: Immobiliser System(w/o Smart Key System)
- Parts Location
- Precaution
- System Diagram
- How To Proceed With Troubleshooting
- System Description
- Problem Symptoms Table
- Registration
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Theft Deterrent System Presence Detection (B279C)
- Diagnostic Trouble Code Chart
- Theft Deterrent System Communication Line High Fixation (B279A)
- Engine Immobiliser System Malfunction (B2799)
- No Communication in Immobiliser System (B2796)
- Transponder Chip Malfunction (B2793,B2794,B2797,B2798)
- Unmatched Key Code (B2795)
- Push Switch / Key Unlock Warning Switch Malfunction (B2780)
- Antenna Coil Open / Short (B2784)
- Engine does not Start because No Initial Combustion
- Engine does not Start but Initial Combustion Occurs
- Key Cannot be Registered
- Security Indicator Light Does not Blink
Security Indicator Light Does not Blink
DESCRIPTION
The certification ECU (smart key ECU assembly) blinks the security indicator
light (clock assembly) when the immobiliser is set (engine switch off).
WIRING DIAGRAM
CAUTION / NOTICE ...
Parts Location
PARTS LOCATION
ILLUSTRATION
*1
ECM
*2
NO. 1 ENGINE ROOM RELAY BLOCK
ILLUSTRATION
*1
UNLOCK WARNING SWITCH ASSEMBLY
...
Other materials:
Toyota CH-R Service Manual > Tire Pressure Warning System: Terminals Of Ecu
TERMINALS OF ECU
CHECK TIRE PRESSURE WARNING ECU AND RECEIVER
(a) Disconnect the M23 tire pressure warning ECU and receiver connector and measure
the voltage or resistance on the wire harness side.
*a
Front view of wire harness connector
(to Tire Pressure Warning ECU ...
Toyota CH-R Service Manual > Lighting System: Back Door Courtesy Switch Circuit
DESCRIPTION
The main body ECU (Multiplex Network Body ECU) receives a back door open/closed
signal from back door lock assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the main ECU (multiplex network body ECU), refer to Registration*1.
Click here
*1: w/ S ...
Toyota C-HR (AX20) 2023-2026 Owner's Manual
Toyota CH-R Owners Manual
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Toyota CH-R Service Manual
- Introduction
- Maintenance
- Audio / Video
- Cellular Communication
- Navigation / Multi Info Display
- Park Assist / Monitoring
- Brake (front)
- Brake (rear)
- Brake Control / Dynamic Control Systems
- Brake System (other)
- Parking Brake
- Axle And Differential
- Drive Shaft / Propeller Shaft
- K114 Cvt
- 3zr-fae Battery / Charging
- Networking
- Power Distribution
- Power Assist Systems
- Steering Column
- Steering Gear / Linkage
- Alignment / Handling Diagnosis
- Front Suspension
- Rear Suspension
- Tire / Wheel
- Tire Pressure Monitoring
- Door / Hatch
- Exterior Panels / Trim
- Horn
- Lighting (ext)
- Mirror (ext)
- Window / Glass
- Wiper / Washer
- Door Lock
- Heating / Air Conditioning
- Interior Panels / Trim
- Lighting (int)
- Meter / Gauge / Display
- Mirror (int)
- Power Outlets (int)
- Pre-collision
- Seat
- Seat Belt
- Supplemental Restraint Systems
- Theft Deterrent / Keyless Entry
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