Toyota CH-R Service Manual: Immobiliser System(w/o Smart Key System)
Toyota CH-R Service Manual / Theft Deterrent / Keyless Entry / 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 > Transponder Key Ecu: Installation
INSTALLATION
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the transponder key ECU assembly, refer to Registration.
Click here
PROCEDURE
1. INSTALL TRANSPONDER KEY ECU ASSEMBLY
(a) Engage the guides to install the transponder key ECU assembly as shown in
the illustration.
...
Toyota CH-R Service Manual > Door Control Switch: Inspection
INSPECTION
PROCEDURE
1. INSPECT MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY
(a) Check that the LED illuminates.
(1) Apply battery voltage to the multiplex network master switch assembly
and check that the LED illuminates.
OK:
Measurement Condition
...
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
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- Theft Deterrent / Keyless Entry
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