DESCRIPTION
This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and power management control ECU stops for 10 seconds or more.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
B278C |
Lost Communication with Power Source Control |
An internal malfunction occurs in the certification ECU (smart key ECU assembly). |
Certification ECU (smart key ECU assembly) |
HINT:
The power management control ECU is built into the certification ECU (smart key ECU assembly).
CAUTION / NOTICE / HINT
NOTICE:
Click here
PROCEDURE
|
1. |
CLEAR DTC |
(a) Clear the DTCs.
Click here
|
|
2. |
CHECK FOR DTC |
(a) Check for DTCs.
Click here
OK:
DTC B278C is not output.
| OK | |
USE SIMULATION METHOD TO CHECK
|
| NG | |
REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
Rear Door LH ECU Communication Stop (B2324)
Front Passenger Side Door ECU Communication Stop (B2322)Toyota CH-R Service Manual > Vacuum Pump: Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration)
that must be performed after parts are removed, installed, or replaced during vacuum
pump assembly removal/installation are shown below.
Necessary Procedure After Parts Removed/ ...
Toyota CH-R Service Manual > Fog Light Assembly: Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE
1. INSTALL FOG LIGHT ASSEMBLY
(a) Engage the guide to install the fog light assembly.
...