| Procedure | Part Name Code |
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|---|---|---|---|---|---|
| 1 | AIRBAG ECU ASSEMBLY | 89170A | ( 202307,999999,_58,_115188,_0510630,RM100000002BZXL_01_0001,)
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- | - |
| 2 | FRONT FLOOR CARPET ASSEMBLY | 58510D | - | - | - |
| 3 | NO. 1 CONSOLE BOX DUCT | 58861B | - | - | - |
| 4 | CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL | - | - | - | - |
| 5 | WRITE VIN/VEHICLE IDENTIFICATION NUMBER | - | - | - | ( 202307,999999,_58,_115188,_0510630,RM100000002BZXL_01_0241,)
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| 6 | SWITCHING SPECIFICATION INFORMATION | - | - | - | ( 202307,999999,_58,_115188,_0510630,RM100000002BZXL_01_0242,)
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| 7 | UPDATE ECU SECURITY KEY | - | - | - | ( 202307,999999,_58,_115188,_0510630,RM100000002BZXL_01_0239,)
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| 8 | ECU CONFIGURATION | - | - | ( 202307,999999,_58,_115188,_0510630,RM100000002BZXL_01_0240,)
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| 9 | INSPECT SRS WARNING LIGHT | - | - | - | ( 202307,999999,_58,_115188,_0510630,RM100000002BZXL_01_0231,)
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| 10 | INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL | - | - | - | ( 202307,999999,_58,_115188,_0510630,RM100000002BZXL_01_0234,)
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| 11 | PERFORM SYSTEM INITIALIZE | - | - | - | ( 202307,999999,_58,_115188,_0510630,RM100000002BZXL_01_0237,)
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| *A | w/ Rear Air Duct | - | - |
|
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N*m (kgf*cm, ft.*lbf) | * | For use with a extension wrench |
After performing the update ECU security key procedure, make sure to perform the initialization procedure for when the cable has been disconnected and reconnected to the negative (-) auxiliary battery terminal.
89170A
1.INSTALL AIRBAG ECU ASSEMBLY
| *A | w/ Smart Entry and Start System | *B | w/o Smart Entry and Start System |
| *a | Illumination off | - | - |
Check that the ignition switch is off.
Check that the cable is disconnected from the negative (-) auxiliary battery terminal.
Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
If the airbag deploys for any reason, it may cause a serious accident.
| *a | Torque Wrench Fulcrum Length | - | - |
|
Push in | - | - |
Install the airbag ECU assembly with the 2 bolts (B).
If the airbag ECU assembly has been dropped, or there are any cracks, dents or other defects in the case or connector, replace it with a new one.
When installing the airbag ECU assembly, make sure that the SRS wiring does not interfere with or is not pinched between other parts.
When the ignition switch is first turned to on (IG) after the airbag ECU assembly has been replaced, make sure that no one is in the vehicle.
Using SST, install the bolt (A).
Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.
When using SST (fulcrum length of 200 mm (7.87 in.)) + torque wrench (fulcrum length of 162 mm (6.38 in.)):
7.8 N*m (80 kgf*cm, 69 in.*lbf)
Check that there is no looseness in the installed parts of the airbag ECU assembly.
Connect the 3 connectors and push in the lock lever to lock the connector.
When connecting any airbag connector, take care not to damage the airbag wire harness.
58510D
2.INSTALL FRONT FLOOR CARPET ASSEMBLY
58861B
3.INSTALL NO. 1 CONSOLE BOX DUCT (w/ Rear Air Duct)
4.CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL
for M20A-FKS, M20C-FKS, M20E-FKS:
for M20F-FXS, M20G-FXS:
5. WRITE VIN/VEHICLE IDENTIFICATION NUMBER
If the airbag ECU assembly has been replaced, write VIN/vehicle identification number.
6. SWITCHING SPECIFICATION INFORMATION
7. UPDATE ECU SECURITY KEY
8. ECU CONFIGURATION
If the airbag ECU assembly has been replaced, perform ECU configuration.
9.INSPECT SRS WARNING LIGHT
10. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL
When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.
11.PERFORM SYSTEM INITIALIZE