Toyota Yaris: Charging System / Terminals Of Ecm
TERMINALS OF ECM
CHECK ECM
HINT:
The standard normal voltage between each pair of ECM terminals is shown in the table below. The appropriate conditions for checking each pair of terminals are also indicated. The result of checks should be compared with the standard normal voltage for that pair of terminals, displayed in the Specified Condition column. The illustration above can be used as a reference to identify the ECM terminal locations.
Terminal No. (Symbol) | Terminal Description | Condition | Specified Condition |
A106-1 (BATT) - A106-10 (E1) | Auxiliary battery (for measuring auxiliary battery voltage and for ECM memory) | Always | 11 to 14 V |
A106-10 (E1) - Body ground | Ground | Always | Below 1 Ω |
D104-62 (LIN) - Body ground | LIN communication line | Ignition switch off (while LIN communication stopped) | 10 kΩ or higher |
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table...
DIAGNOSIS SYSTEM DLC3 (Data Link Connector 3) (a) Check the DLC3. Click here
HINT: If the voltage is below 11 V, replace or recharge the auxiliary battery...
Other information:
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the power mirror control system.
*: Use the GTS.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT
2. CUSTOMER PROBLEM ANALYSIS HINT:
In troubleshooting, confirm that the problem symptoms have been accurately identified...
ComponentsCOMPONENTS ILLUSTRATION
*1 SWITCH HOLE BASE SUB-ASSEMBLY *2 TELLTALE LIGHT ASSEMBLY RemovalREMOVAL PROCEDURE 1. REMOVE SWITCH HOLE BASE SUB-ASSEMBLY Click here
2. REMOVE TELLTALE LIGHT ASSEMBLY (a) Disengage the 2 claws to remove the telltale light assembly...
Categories
Smart key
Auxiliary key
Key code number plate
To use the auxiliary key, press the knob and pull out the auxiliary key
from the smart key.
read more