CAUTION / NOTICE / HINT
HINT:
PROCEDURE
|
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
|
2. |
CUSTOMER PROBLEM ANALYSIS |
(a) Interview the customer to confirm the trouble (See page
).
|
|
3. |
SYMPTOM SIMULATION |
|
|
4. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table (See page
).
|
Result |
Proceed to |
|---|---|
|
Fault is not listed in Problem Symptoms Table |
A |
|
Fault is listed in Problem Symptoms Table |
B |
| B | |
GO TO STEP 6 |
|
|
5. |
PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM* |
(a) System Description (See page
)
(b) Terminals of ECU (See page
)
(c) Data List / Active Test (See page
)
|
|
6. |
ADJUST, REPAIR OR REPLACE |
|
|
7. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
Customize ParametersCompressor Lock Sensor Circuit (B1422/22)
SYSTEM DESCRIPTION
The ECM sends the engine speed signal to the A/C amplifier via CAN communication.
The A/C amplifier reads the difference between compressor speed and engine speed.
When the difference becomes too large, the A/C amplifier determines that ...
System Diagram
SYSTEM DIAGRAM
Transmitting ECU (Transmitter)
Receiving ECU
Signal
Communication Method
Skid control ECU
Steering angle sensor
Steering angle sensor request signal
...
Fuel Pump Control Circuit
DESCRIPTION
1. w/o Smart Key System
When the engine is cranked, the starter relay drive signal output from the ignition
switch is input into the STA terminal of the ECM, and the NE signal generated by
the crankshaft position sensor is also input into the ...