Toyota Corolla Cross: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) The transponder key ECU assembly controls the immobiliser system. Immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).
CHECK DLC3
(a) Check the DLC3.
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INSPECT AUXILIARY BATTERY VOLTAGE
(a) Measure the auxiliary battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the auxiliary battery.
READ NEXT:
Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE:
In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Immobiliser System (w/o Smart Key System)
DTC No. Detection Item
Link B2780
Push Switch / Key Unlock Warning Switch Malfunction
B2
Push Switch / Key Unlock Warning Switch Malfunction (B2780)
DESCRIPTION This DTC is stored if the transponder key ECU assembly does not detect that the unlock warning switch assembly is on even when the ignition switch is ON.
DTC No. Detection Item
SEE MORE:
Blind Spot Monitor Sensor Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Blind Spot Monitor Sensor Communication Stop Mode
Communication stop for "Blind Spot Monitor "B"" is indicated on the "Communication
Bus Check" screen of th
Removal
REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
SECURE VEHICLE
-
-
-
2
SHIFT LOCK RELEASE BUTTON COVER
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