Toyota Corolla Cross: Immobiliser System (w/o Smart Key System)
Toyota Corolla Cross (2022-2024) Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Immobiliser System (w/o Smart Key System)
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Registration
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Push Switch / Key Unlock Warning Switch Malfunction (B2780)
- Antenna Coil Open / Short (B2784)
- Transponder Chip Malfunction (B2793,B2797)
- Unmatched Encryption Code (B2794)
- Unmatched Key Code (B2795)
- No Communication in Immobiliser System (B2796,B2798)
- 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)
- Engine does not Start but Initial Combustion Occurs
- Key Cannot be Registered
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Precaution
PRECAUTION PRECAUTION WHEN USING GTS (a) After all DTCs are cleared, check if the malfunction occurs again 6 seconds after turning the ignition switch ON.
PRECAUTIONS FOR THE DOOR CONTROL TRANSMITTE
Parts Location
PARTS LOCATION ILLUSTRATION
*1 ECM
- - ILLUSTRATION
*1 UNLOCK WARNING SWITCH ASSEMBLY
*2 COMBINATION METER ASSEMBLY
*3 SECURITY INDICATOR LIGHT
System Diagram
SYSTEM DIAGRAM
SEE MORE:
Drive Motor "B" Position Sensor Circuit "A" Circuit Voltage Below Threshold (P0C5516,P0C5517,P0C5F16,P0C5F17)
DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the resolver output signal is abnormal. The cause of this malfunction may be one of the following: Internal inverter malfunction
Inverter with converter assembly internal circuit malfunction
Inverter low-voltage circuit malfunct
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT NO. 1 SPEAKER ASSEMBLY LH (w/o Stereo Component Amplifier)
(a) With the front No. 1 speaker assembly LH installed, check that
there is no looseness or other abnormalities.
(b) Check that there is no foreign matter in the front No. 1 speaker
assembly LH,
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