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 |
Inspection
INSPECTION
PROCEDURE
1. INSPECT FUEL DELIVERY PIPE SUB-ASSEMBLY LH (FUEL PRESSURE SENSOR)
NOTICE:
Do not remove the fuel pressure sensor from the fuel delivery pipe sub-assembly
LH.
If a fuel pressure sensor is removed, replace the fuel delivery pipe
sub-assembly LH with a ne ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
If a trouble code is indicated while checking DTCs, inspect the circuit listed
for that code in the table below, and proceed to the applicable page.
Cruise Control System
DTC Code
Detection Item
MIL
See page
...
Vehicle Speed Tolerance Malfunction (C1AA2)
DESCRIPTION
The forward recognition camera receives vehicle speed tolerance signals from
the combination meter assembly. If the combination meter assembly detects a vehicle
speed tolerance malfunction signal, it informs the forward recognition camera via
CAN communication, and DTC C1AA2 is st ...