DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) Check the DLC3 (See page
).
2. INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery.
Terminals Of Ecu
Data List / Active TestDtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Cruise Control / DTC.
(e) Check the details of the DTC(s) (See page
).
2 ...
Front Occupant Classification Sensor RH Circuit Malfunction (B1781)
DESCRIPTION
The front occupant classification sensor RH circuit consists of the occupant
classification ECU and front occupant classification sensor RH.
DTC B1781 is recorded when a malfunction is detected in the front occupant classification
sensor RH c ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Communication Line
A/C amplifier
ECM
Magnetic clutch request signal*1
CAN
Idle up reques ...