Toyota Corolla Cross: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) The DCM (telematics transceiver) control the vehicle safety
connect system functions. Safety connect system data and Diagnostic Trouble Codes
(DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). In some cases,
a malfunction may be occurring in the safety connect system. When the system seems
to be malfunctioning, use the GTS to check for malfunctions and perform repairs.
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.
CHECK INDICATOR
(a) When a malfunction is detected in the safety connect system,
the manual (SOS) switch red indicator on the manual (SOS) switch illuminates to
inform the driver of the malfunction.
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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 decidi
DIAGNOSTIC TROUBLE CODE CHART
Safety Connect System
DTC No.
Detection Item
Link
B153711
Telephone Sub Antenna Circuit Short to Ground
VEHICLE CONTROL HISTORY (RoB)
NOTICE:
Make sure to record any output Vehicle Control History (RoB) codes
before clearing them and checking the Vehicle Control History (RoB) again.
CHECK VEHICLE C
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DESCRIPTION
This DTC is stored when the DCM (telematics transceiver) detects
an open or short in the manual (SOS) switch red indicator circuit of the manual
(SOS) switch.
The manual (SOS) switch red indicator illuminates for 2 seconds
and goes off when the ignition switch is turned to ON. If
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the power window control system.
*: Use the GTS.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
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2.
CUSTOMER PROBLEM ANALYSIS
HINT:
In troubleshooting, confirm that the
