Toyota Yaris: Can Communication System / Central Gateway ECU System Internal Failure (B102004)
DESCRIPTION
DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from |
B102004 | Central Gateway ECU System Internal Failure | A malfunction in the non-volatile storage of the central gateway ECU (network gateway ECU) is detected. | Central gateway ECU (network gateway ECU) | Central Gateway |
PROCEDURE
Body Electrical > Central Gateway > Trouble Codes
Result | Proceed to |
B102004 is output | A |
B102004 is not output | B |
A |
| REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) |
B |
| USE SIMULATION METHOD TO CHECK |
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
CAN main/branch bus lines or connector
Engine stop and start ECU
Brake actuator assembly
Central gateway ECU (network gateway ECU)
No...
DESCRIPTION The brake actuator assembly communicates with the ECM and engine stop and start ECU. When the brake actuator assembly does not receive data from the engine stop and start ECU, the engine stop and start ECU stores DTC U117087...
Other information:
REASSEMBLY PROCEDURE 1. INSTALL STARTER CENTER BEARING CLUTCH SUB-ASSEMBLY (a) Apply high-temperature grease to the pinion drive lever as shown in the illustration.
*1 Starter Center Bearing Clutch Sub-assembly *2 Starter Drive Housing Assembly *3 Pinion Drive Lever *4 Rubber Seal
High-temperature Grease (b) Install the pinion drive lever and rubber seal to the starter center bearing clutch sub-assembly...
INSTALLATION PROCEDURE 1. INSTALL NO. 2 FUEL SENDER GAUGE ASSEMBLY (a) Attach the claw and install the No. 2 fuel sender gauge assembly. NOTICE: Be careful not to bend the arm of the fuel sender gauge assembly. (b) Attach the 2 clamps and connect the wire harness to the fuel tank vent tube assembly...
Categories
The front and side supplemental restraint systems (SRS) include different
types of air bags. Please verify the different types of air bags
which are equipped on your vehicle by locating the “SRS AIRBAG”
location indicators. These indicators are visible in the area where the
air bags are installed.
The air bags are installed in the following locations:
The steering wheel hub (driver air bag)
The front passenger dashboard (front passenger air bag)
The outboard sides of the front seatbacks (side air bags)
The front and rear window pillars, and the roof edge along both
sides (curtain air bags)
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