Last Modified: 11-20-2023 |
6.11:8.1.0 |
Doc ID: RM1000000012V7B |
Model Year Start: 2018 |
Model: Camry |
Prod Date Range: [03/2017 - 06/2017] |
Title: A25A-FKS (ENGINE CONTROL): ECM: REMOVAL; 2018 MY Camry [03/2017 - 06/2017] |
REMOVAL
CAUTION / NOTICE / HINT
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.
Necessary Procedures After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure
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Necessary Procedure
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Effect/Inoperative Function when Necessary Procedure not Performed
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Link
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Battery terminal is disconnected/reconnected
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Perform steering sensor zero point calibration
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Lane departure alert system (w/ Steering Control)
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Pre-collision system
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Memorize steering angle neutral point
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Parking assist monitor system
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Replacement of ECM
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Vehicle Identification Number (VIN) registration
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MIL comes on
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ECU communication ID registration (Immobiliser system)
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Engine start function
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*1
*2
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Replacement of ECM
(If possible, read the transaxle compensation code from the previous ECM)
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-
Reset memory*3
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Transfer transaxle compensation code
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Perform road test to allow ECM to learn
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Large shift shock
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Deterioration of fuel efficiency
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for UB80E Initialization
for UB80E Registration
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Replacement of ECM
(If impossible, read the transaxle compensation code from the previous ECM)
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Reset memory*3
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Reset transaxle compensation code
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Perform road test to allow ECM to learn
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Replacement of ECM*1
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Code registration (Smart key System (for Start Function))
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-
Wireless door lock control system
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Smart key system (for Entry Function)
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Smart key system (for Start Function)
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Steering lock function
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Replacement of ECM*2
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Code registration (Immobiliser system (w/o Smart Key System))
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Wireless door lock control system
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Engine start
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*1: w/ Smart Key System
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*2: w/o Smart Key System
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*3: When the ECM is replaced with a new one, reset memory is unnecessary.
NOTICE:
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After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
Click here
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If the ECM has been struck or dropped, replace it.
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Perform Vehicle Identification Number (VIN) registration when replacing the ECM.
Click here
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
Click here
2. REMOVE COOL AIR INTAKE DUCT SEAL
Click here
3. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY
Click here
4. REMOVE INLET AIR CLEANER ASSEMBLY
Click here
5. REMOVE AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE
Click here
6. REMOVE ECM
(a) Rotate the 3 levers while pushing the locks, and disconnect the 3 ECM connectors.
NOTICE:
After disconnecting the ECM connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the ECM connectors.
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(b) Remove the 2 bolts, nut and ECM.
NOTICE:
If the ECM has been struck or dropped, replace it.
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7. REMOVE NO. 1 ECM BRACKET
(a) Remove the 2 screws and No. 1 ECM bracket from the ECM.
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8. REMOVE NO. 2 ECM BRACKET
(a) Remove the 2 screws and No. 2 ECM bracket from the ECM.
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