Toyota Corolla Cross: Diagnostic Trouble Code Chart
Toyota Corolla Cross (2022-2025) Service Manual / Power Source & Network / Networking / Can Communication System (for Gasoline Model) / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Diagnostic Trouble Code Chart|
DTC No. |
Detection Item |
Trouble Area |
Link |
|---|---|---|---|
|
B102004 |
Central Gateway ECU System Internal Failure |
Central gateway ECU (network gateway ECU) |
|
|
U117087 |
Lost Communication with Brake System Control Module (ch2) Missing Message |
|
|
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Central Gateway ECU System Internal Failure (B102004)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
DTC Output from
Priority
Note
B10
Lost Communication with Brake System Control Module (ch2) Missing Message (U117087)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
U117087
Lost Communication with Brake S
Check CAN Communication Connection
DESCRIPTION
Symptom
Trouble Area
Check CAN Communication Connection
CAN main bus line, CAN branch line or connector
Power source circuit of
SEE MORE:
Motor Resolver Circuit
DESCRIPTION The cause of this malfunction may be the motor resolver.
Check the motor resolver internal resistance and the connection condition from the inverter to the resolver. Related Parts Check
Area Inspection
Wire harness and connector between the inverter and motor resolve
Brake Booster Pressure Sensor(running) (P055500,P05552A)
DESCRIPTION The engine stop and start ECU determines changes in the brake booster assembly pressure based on the voltage signal received from the vacuum sensor assembly in the brake booster assembly.
If the output value of the vacuum sensor assembly remains the same even though the brake booster a
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