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 |
Key battery
Replace the battery with a new one if it is discharged.
- You will need the following items:
• Flathead screwdriver (To prevent damage to the key, cover the tip of the screwdriver
with rag.)
• Small Phillips-head screwdriver
• Lithium battery ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
(a) Apply positive (+) battery voltage to connector terminal 2 (B).
NOTICE:
Do not apply positive (+) battery voltage to any terminals other than
terminal 2 ...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR DOOR SCUFF PLATE RH
HINT:
Use the same procedure for the RH side and the LH side (See page
).
2. REMOVE REAR DOOR OPENING TRIM WEATHERSTRIP RH
HINT:
Use the same procedure for the RH side and the LH side (See page
). ...