DESCRIPTION
The ECM communicates with the generator assembly via LIN communication. If a LIN communication error is detected, the ECM stores this DTC.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
P161A87 |
Generator assembly or ECM communication stop for about 17 minutes or more with the ignition switch ON. (1 trip detection logic) |
|
WIRING DIAGRAM
PROCEDURE
1. |
CHECK CHARGING SYSTEM |
(a) Check the charging system (See page ).
NG | ![]() |
REPAIR OR REPLACE CHARGING SYSTEM |
|
2. |
CHECK HARNESS AND CONNECTOR (ECM - GENERATOR ASSEMBLY) |
(a) Disconnect the E9 ECM connector.
(b) Disconnect the G2 generator assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E9-34 (LIN) - G2-2 (LIN) |
Always |
Below 1 Ω |
E9-34 (LIN) or G2-2 (LIN) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE GENERATOR ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Removal
REMOVAL
CAUTION / NOTICE / HINT
CAUTION:
Some of these service operations affect the SRS airbag system. Read
the precautionary notices concerning the SRS airbag system before servicing
(See page ).
If the side airbag was deployed, replace the front seat assembly with
a ne ...
Center Airbag Sensor Assembly Malfunction (B1000/31)
DESCRIPTION
The airbag sensor assembly consists of a deceleration sensor, safing sensor,
drive circuit, diagnosis circuit, ignition control, etc.
If the airbag sensor assembly receives signals from the deceleration sensor,
it determines whether or not the SRS should be activated.
DTC B1000/31 ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
ECM
Millimeter Wave Radar Sensor Assembly
Cruise control operation signal
Accelerator pedal idle position signal
Accel overr ...