The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during ECM removal/installation are shown below.
| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function When Necessary Procedures are not Performed | Link |
|---|---|---|---|
| Battery terminal is disconnected/reconnected | Memorize steering angle neutral point | Parking assist monitor system | ( 201902,999999,_56,_079315,_0385736,RM100000001GNRA,)
|
| Panoramic view monitor system | ( 201906,999999,_56,_079315,_0396274,RM100000001IGR3,)
|
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| Replacement of ECM | Perform Vehicle Identification Number (VIN) or frame number registration | DTC P063051 is stored | ( 201902,999999,_51,_078720,_0381907,RM100000001G2WM,)
|
| ECU communication ID registration | Engine start function | See Service Bulletin for the registration method. | |
for RC60J:
Performing iMT installation information reset |
·
iMT system ·
DTCs are output |
( 201902,999999,_52,_078740,_0383349,RM100000001GAF2,)
|
When the cable is disconnected / reconnected to the battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.
Learning completes when vehicle is driven
| Effect/Inoperative when not Performed | Necessary Procedures | Link |
|---|---|---|
| Lane control system | Drive the vehicle straight ahead at 15 km/h (10 mph) or more for 1 second or more. | ( 201902,999999,_58,_078886,_0382740,RM100000001G6XB,)
|
| Pre-collision system |
Learning completes when vehicle is operated normally
| Effect/Inoperative when not Performed | Necessary Procedures | Link |
|---|---|---|
| Power slide door system | Fully close the slide door by hand.
|
( 201902,999999,_59,_078503,_0381017,RM100000001FWXM,)
|
| Air conditioning system | After the ignition switch is turned to ON, the servo motor standard position is recognized. | - |
If the ECM has been struck or dropped, replace it.
Perform Vehicle Identification Number (VIN) registration when replacing the ECM.
1. PRECAUTION
After turning the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) battery terminal.
2.DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
55320
3.REMOVE LOWER NO. 2 INSTRUMENT PANEL ASSEMBLY
89661
4.REMOVE ECM
for LHD:
Disconnect the 6 connectors from the ECM.
Remove the bolt, nut and ECM.
for RHD:
Disconnect the 6 connectors from the ECM.
Remove the bolt, nut and ECM.
89667E
5.REMOVE NO. 1 ECM BRACKET
for LHD:
Remove the 2 screws and No. 1 ECM bracket from the ECM.
for RHD:
Remove the 2 screws and No. 1 ECM bracket from the ECM.
89668
6.REMOVE NO. 2 ECM BRACKET
for LHD:
Remove the 2 screws and No. 2 ECM bracket from the ECM.
for RHD:
Remove the 2 screws and No. 2 ECM bracket from the ECM.