Toyota Corolla Cross: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) Diagnostic Trouble Codes (DTCs) for the telematics system can
be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems
to be malfunctioning, use the GTS to check for malfunctions and to repair it.
CHECK DLC3
(a) Check the DLC3.
Click here .gif)
READ NEXT:
DATA LIST / ACTIVE TEST
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
DIAGNOSTIC TROUBLE CODE CHART
Telematics System
DTC No.
Detection Item
Link
U014087
Lost Communication with Body Control Module Missing
DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication
circuit.
DTC No.
Detection Item
DTC Detection Condition
Trouble Are
SEE MORE:
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 BACK DOOR OUTSIDE GARNISH SUB-ASSEMBLY
- -
- -
2 BACK DOOR TRIM PANEL ASSEMBLY
64780A -
- -
3 BACK DOOR SIDE GARNISH LH
67938A
TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY
(a) Disconnect the I49 air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
HINT: Measure the values on the wire harness side with the connector disconnected.
