INITIALIZATION
1. Inspection After Repair
Perform learning value reset and idle learning after replacing or servicing parts related to engine operation. Details on procedures required are indicated by an asterisk and a number, and are explained in detail following the table.
Part Replaced |
Engine Operation |
Learning Value Reset*1 |
Idle Learning*2 |
---|---|---|---|
|
- |
○ |
○ |
Engine assembly |
- |
○ |
○ |
|
Confirm the following: Perform learning value reset and idle learning when one or more of the following conditions is met.
|
○ |
○ |
The items in the list above do not apply. |
- |
- |
|
Knock control sensor*4 |
- |
- |
- |
NOTICE:
Engine learned values cannot be reset by disconnecting the battery negative (-) terminal or removing the EFI NO. 1 and ETCS fuses.
HINT:
If a message indicating learned value initialization failure is displayed on the screen, confirm the execution conditions, and perform learned value initialization again.
If 0 is displayed for all the air fuel ratio learned values, initialization has completed correctly.
If a value other than 0 is displayed for one of the air fuel ratio learned values, perform initialization again. After initialization, confirm the air fuel ratio learned values. If a value other than 0 is displayed, replace the ECM.
HINT:
Learning starts when the engine coolant temperature is 80°C (176°F) or higher.
Standard:
Engine Idle Speed |
---|
600 to 700 rpm |
HINT:
After that, check the idle speed. If the value is out of the specified range, perform the procedure below.
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
HINT:
History information for driving and stopping is necessary to update idle learning.
Standard:
Engine Idle Speed |
---|
600 to 700 rpm |
HINT:
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems ne ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Read the DTCs following the display on the Techstream. Enter the following
menu ...
Lost Communication with Gateway Module (Power Management2) (U1002)
DESCRIPTION
The power management control ECU will store this DTC when no signals
can be received from the ECUs that have been memorized as those that are
connected to the power management bus.
When the power management control ECU receives ...