DESCRIPTION
When the transfer position switch is switched, the 2-4 terminal and LO terminal change to one of the following ON/OFF combinations listed in the table below.
Terminal |
2WD |
Between 2WD and H4 |
H4 |
Between H4 and L4 |
L4 |
---|---|---|---|---|---|
2-4 |
ON |
OFF |
ON |
OFF |
OFF |
LO |
OFF |
OFF |
ON |
OFF |
ON |
This DTC is detected if the transfer position switch 2-4 terminal and LO terminal signals are simultaneously received.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
P279E |
Four Wheel Drive (4WD) Range Signal Circuit Range / Performance |
|
|
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (4 WHEEL DRIVE CONTROL ECU - TRANSFER POSITION SWITCH) |
(a) Disconnect the F13 4 wheel drive control ECU connector.
(b) Disconnect the F15 transfer position switch connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F13-14 (2-4) - F15-2 (2-4) |
Always |
Below 1 Ω |
F13-13 (LO) - F15-3 (LO) |
Always |
Below 1 Ω |
F15-5 (GND) - Body ground |
Always |
Below 1 Ω |
F13-14 (2-4) or F15-2 (2-4) - Body ground |
Always |
10 kΩ or higher |
F13-13 (LO) or F15-3 (LO) - Body ground |
Always |
10 kΩ or higher |
F13-14 (2-4) or F15-2 (2-4) - F13-13 (LO) or F15-3 (LO) |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK TRANSFER POSITION SWITCH |
(a) Remove the transfer position switch with its connector still connected. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
F15-2 (2-4) - Body ground |
Ignition switch ON 2WD position |
Below 1.5 V |
Ignition switch ON H4 position |
Below 1.5 V |
|
Ignition switch ON L4 position |
10 to 14 V |
|
F15-3 (LO) - Body ground |
Ignition switch ON 2WD position |
10 to 14 V |
Ignition switch ON H4 position |
Below 1.5 V |
|
Ignition switch ON L4 position |
Below 1.5 V |
*a |
Component with harness connected (Transfer Position Switch) |
OK |
REPLACE 4 WHEEL DRIVE CONTROL ECU |
NG |
REPLACE TRANSFER POSITION SWITCH |
If the vehicle becomes stuck
Carry out the following procedures if the tires spin or the vehicle becomes
stuck in mud, dirt, or snow.
Stop the engine. Set the parking
brake and put the shift lever in P (vehicles with an automatic transmission) or
N (vehicles with a manual transmission).
Remove the mud, snow, or sand f ...
Low Beam Headlight Circuit
DESCRIPTION
The main body ECU (multiplex network body ECU) controls the low beam headlights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following inspection procedure.
If the main body ECU (multipl ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU (Transmitter)
Receiving ECU (Receiver)
Signal
Line
Certification ECU
(Smart Key ECU Assembly)
Main Body ECU
(Multiplex Network Body ECU)
...