CAUTION / NOTICE / HINT
HINT:
PROCEDURE
|
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
|
2. |
CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK |
|
|
3. |
INSPECT BATTERY VOLTAGE |
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
|
4. |
INSPECT CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
|
Result |
Proceed to |
|---|---|
|
CAN communication system DTC is not output. |
A |
|
CAN communication system DTC is output. |
B |
| B | |
GO TO CAN COMMUNICATION SYSTEM |
|
|
5. |
PROBLEM SYMPTOMS TABLE |
|
Result |
Proceed to |
|---|---|
|
Fault is not listed in Problem Symptoms Table. |
A |
|
Fault is listed in Problem Symptoms Table. |
B |
| B | |
GO TO STEP 7 |
|
|
6. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Data List / Active Test (See page
).
(b) Terminals of ECU (See page
).
|
|
7. |
ADJUST, REPAIR OR REPLACE |
|
|
8. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
System DescriptionLost Communication with ECM / PCM "A" (U0100-U0142,U0155)
DESCRIPTION
These DTCs are stored when the clearance warning ECU assembly cannot receive
and recognize several signals via the CAN communication system.
DTC No.
DTC Detection Condition
Trouble Area
U0100
...
Removal
REMOVAL
PROCEDURE
1. PRECAUTION
CAUTION:
Be sure to read Precaution thoroughly before servicing (See page
).
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
bat ...
Vehicle Speed Sensor Malfunction (B2283)
DESCRIPTION
The skid control ECU converts wheel speed sensor signals into 4-pulse signals
and sends them to the combination meter. After this signal is converted into a more
precise rectangular waveform by the waveform shaping circuit inside the combinati ...