DESCRIPTION
When an incorrect ECM or brake actuator assembly (skid control ECU) is installed after the assist map has been recorded in the power steering ECU, then DTC C1582 is stored because the data does not match the vehicle specifications.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
C1582 |
Assist map mismatch |
|
PROCEDURE
1. |
CHECK FOR DTC (CAN COMMUNICATION SYSTEM) |
(a) Using the Techstream, check for DTCs and confirm that there are no problems
in the CAN communication system (See page ).
OK:
DTC is not output.
NG | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
|
2. |
CHECK ECM |
(a) Check if an ECM that complies with the vehicle specifications is installed.
OK:
ECM that complies with vehicle specifications is installed.
Result
Result |
Proceed to |
---|---|
OK |
A |
NG (for 2GR-FE) |
B |
NG (for 1AR-FE) |
C |
B | ![]() |
REPLACE ECM |
C | ![]() |
REPLACE ECM |
|
3. |
CHECK BRAKE ACTUATOR ASSEMBLY |
(a) Check if a brake actuator assembly (skid control ECU) that complies with the vehicle specifications is installed.
OK:
Brake actuator assembly (skid control ECU) that complies with vehicle specifications is installed.
OK | ![]() |
REPLACE POWER STEERING ECU |
NG | ![]() |
REPLACE BRAKE ACTUATOR ASSEMBLY |
Center Airbag Sensor Assembly Malfunction (B1000/31)
DESCRIPTION
The center airbag sensor assembly consists of a deceleration sensor, safing sensor,
drive circuit, diagnosis circuit, ignition control, etc.
If the center airbag sensor assembly receives signals from the deceleration sensor,
it determines whe ...
Lost Communication with Front Airbag Sensor RH (B1612/83,B1613/83)
DESCRIPTION
The front airbag sensor RH circuit consists of the center airbag sensor assembly
and front airbag sensor RH.
The front airbag sensor RH detects impacts to the vehicle and sends signals to
the center airbag sensor assembly to determine if the ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. CHECK STEERING EFFORT (TORQUE)
NOTICE:
Some of these service operations may affect the SRS airbags. Read the precautionary
notices concerning the SRS airbag system before servicing.
(a) Stop the vehicle on a level, pav ...