Work Procedure
1.INSPECTION START
Ensure engine stays below 1,000 rpm.
Is any DTC detected? YES >> GO TO 2.
NO >> GO TO 3.
2.REPAIR OR REPLACE
Repair or replace components as necessary according to corresponding Diagnostic Procedure.
>> GO TO 3.
3.CHECK TARGET IDLE SPEED
For procedure, refer to EC-493, "Inspection".
For specification, refer to EC-500, "Idle Speed".
Is the inspection result normal? YES >> GO TO 10.
NO >> GO TO 4.
4.PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING
>> GO TO 5.
5.PERFORM THROTTLE VALVE CLOSED POSITION LEARNING
Perform EC-140, "Work Procedure".
>> GO TO 6.
6.PERFORM IDLE AIR VOLUME LEARNING
Perform EC-141, "Work Procedure".
Is Idle Air Volume Learning carried out successfully? YES >> GO TO 7.
NO >> Follow the instruction of Idle Air Volume Learning. Then GO TO 4.
7.CHECK TARGET IDLE SPEED AGAIN
For procedure, refer to EC-493, "Inspection".
For specification, refer to EC-500, "Idle Speed".
Is the inspection result normal? YES >> GO TO 10.
NO >> GO TO 8.
8.DETECT MALFUNCTIONING PART
Check the Following.
Is the inspection result normal? YES >> GO TO 9.
NO >> Repair or replace. Then GO TO 4
9.CHECK ECM FUNCTION
>> GO TO 4.
10.CHECK IGNITION TIMING
For procedure, refer to EC-494, "Inspection" For specification, refer to EC-500, "Ignition Timing".
1 Timing indicator
Is the inspection result normal? YES >> INSPECTION END.
NO >> GO TO 11.
11.PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING
>> GO TO 12.
12.PERFORM THROTTLE VALVE CLOSED POSITION LEARNING
Perform EC-140, "Work Procedure".
>> GO TO 13.
13.PERFORM IDLE AIR VOLUME LEARNING
Perform EC-141, "Work Procedure".
Is Idle Air Volume Learning carried out successfully? YES >> GO TO 14.
NO >> Follow the instruction of Idle Air Volume Learning. Then GO TO 4.
14.CHECK TARGET IDLE SPEED AGAIN
For procedure, refer to EC-493, "Inspection".
For specification, refer to EC-500, "Idle Speed".
Is the inspection result normal? YES >> GO TO 15.
NO >> GO TO 17.
15.CHECK IGNITION TIMING AGAIN
For procedure, refer to EC-494, "Inspection".
For specification, refer to EC-500, "Ignition Timing".
1 Timing indicator
Is the inspection result normal? YES >> INSPECTION END.
NO >> GO TO 16.
16.CHECK TIMING CHAIN INSTALLATION
Check timing chain installation. Refer to EM-45, "Removal and Installation".
Is the inspection result normal? YES >> GO TO 17.
NO >> Repair the timing chain installation. Then GO TO 4.
17.DETECT MALFUNCTIONING PART
Check the following.
Is the inspection result normal? YES >> GO TO 18.
NO >> Repair or replace. Then GO TO 4
18.CHECK ECM FUNCTION
>> GO TO 4.
CAN system (type 5)
MAIN LINE BETWEEN IPDM-E AND DLC CIRCUIT
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (connector side
an ...
U1000 CAN COMM circuit
Description
CAN (Controller Area Network) is a serial communication system for real time
application. It is an on-vehicle
multiplex communication system with high data communication speed and excellent
error detection ability.
Many electronic control units are equipped into vehicles, and ea ...
Normal operating condition
Description
FUEL CUT CONTROL (AT NO LOAD AND HIGH ENGINE SPEED)
If the engine speed is above 1,800 rpm under no load (for example, the
selector lever position is neutral and
engine speed is over 1,800 rpm) fuel will be cut off after some time. The exact
time when the fuel is cut off varies
b ...