DESCRIPTION
These DTCs are stored when a malfunction occurs in the Navigation ECU.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B1556 |
Extension Module Malfunction 2 |
When any of the following conditions is met:
|
Navigation ECU |
CAUTION / NOTICE / HINT
NOTICE:
When replacing the navigation ECU, always replace it with a new one. If a navigation ECU which was installed to another vehicle is used, the following may occur:
PROCEDURE
1. |
CHECK DTC |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs(b) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
NG | ![]() |
REPLACE NAVIGATION ECU |
Toyota CH-R Service Manual > Vacuum Pump: Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL VACUUM PUMP VANE
(a) Apply engine oil to the vacuum pump vane and 2 vacuum pump vane caps.
(b) Install the vacuum pump vane caps to the vacuum pump vane.
NOTICE:
When reusing the vacuum pump vane and vacuum pump vane caps, install
them in the ...
Toyota CH-R Service Manual > Brake Booster: Installation
INSTALLATION
PROCEDURE
1. INSTALL BRAKE BOOSTER GASKET
(a) Install a new brake booster gasket to the brake booster assembly.
2. INSTALL BRAKE BOOSTER ASSEMBLY
(a) Temporarily install the brake booster assembly to the vehicle body.
NOTICE:
Do not apply excessive force to the brake lines or ref ...