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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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 decidi
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Safety Connect System
DTC No.
Detection Item
Link
B153711
Telephone Sub Antenna Circuit Short to Ground
VEHICLE CONTROL HISTORY (RoB)
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
SEE MORE:
Torque Converter Clutch Pressure Control Solenoid Control Circuit Short to Battery
(P275612)
DESCRIPTION
Using the current from the TCM, the shift solenoid valve SLU controls the lock-up
clutch pressure, and performs lock-up and flex lock-up control.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
Memory
Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (DISASSEMBLY)
Procedure Part Name Code
1 HARNESS
- -
- -
2 WIRE HARNESS
- -
- -
3 STARTER INRUSH CURRENT REDUCTION RELAY
28249 -
- -
4 R
