Toyota Camry (XV70): Terminals Of Ecu
TERMINALS OF ECU
CHECK 4WD ECU ASSEMBLY
(a) Measure the voltage and resistance of the connector.
|
Terminal No. (Symbol) | Wiring Color |
Terminal Description | Condition |
Specified Condition |
|---|---|---|---|---|
|
K145-6 (CANH) - K145-5 (CANL) |
P - W | HIGH-level CAN bus wire - LOW-level CAN bus wire |
Cable disconnected from negative (-) battery terminal |
54 to 69 Ω |
|
K145-4 (GND) - Body ground |
W-B - Body ground | Ground |
Always | Below 1 Ω |
|
K145-3 (IG1) - K145-4 (GND) |
SB - W-B | Power source voltage |
Ignition switch ON | 11 to 14 V |
|
K145-2 (SLC+) - K145-1 (SLC-) |
W - B | 4WD linear solenoid signal |
D position, engine idling |
Pulse generation (See waveform 1) |
If the result is not as specified, the 4WD ECU assembly may have a malfunction.
(b) Using an oscilloscope, check the waveform 1.
Waveform 1 (Reference)|
Item | Content |
|---|---|
|
Terminal No. (Symbol) |
K145-2 (SLC+) - K145-1 (SLC-) |
|
Tester Range | 2 V/DIV., 1 msec./DIV. |
|
Condition | D position, engine idling |
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Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Check the DTCs.
(1) Connect the Techstream to the DLC3. (2) Turn the ignition switch to ON.
(3) Turn the Techstream on. (4) Read the DTCs following the prompts on t
Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA (a) When a DTC is stored, the 4WD ECU assembly stores the current vehicle state as Freeze Frame Data.
HINT: Freeze Frame Data at the time a DTC is stored:
Wh
Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE CHART Dynamic Torque Control AWD System
DTC No. Trouble Area
AWD Warning Message Fail-safe Operation
Memory Fail-safe Deactivation Condition
C12
SEE MORE:
Vehicle Control History
VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again.
CHECK VEHICLE CONTROL HISTORY NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing init
Right Front Wheel Speed Sensor Signal Stuck High (C050624)
DESCRIPTION Refer to DTC C050612 Click here
DTC No. Detection Item
DTC Detection Condition Trouble Area
C050624 Right Front Wheel Speed Sensor Signal Stuck High
The speed sensor signal is not within the specified range for 5 seconds or more.
Front speed senso
