Количество миганий означает№ ошибки 2
Output shaft revolution
signal
(from TCM)
l Malfunction is detected in output shaft revolution signal
that is output from TCM through CAN communication.
l Improper signal is input while driving.
3
Clutch pressure solenoid
valve signal
Proper voltage is not applied to clutch pressure solenoid
valve due to open or short circuit.
4
2-4WD solenoid valve
signal
Proper voltage is not applied to 2-4WD solenoid valve due
to open or short circuit.
5 Transfer motor
Transfer motor does not operate properly due to open or
short circuit in transfer motor or transfer motor relay.
6
Vehicle speed signal
(from ABS)
l Malfunction is detected in vehicle speed signal that is
output from ABS actuator and electric unit (control unit)
through CAN communication.
l Improper signal is input while driving.
7 CAN communication
Malfunction has been detected from CAN communication
line.
8 AD converter
AD converter system of transfer control unit is malfunctioning.
9
Transfer fluid temperature
sensor
Signal voltage from transfer fluid temperature sensor is
abnormally high (Transfer fluid temperature is abnormally
low) while driving.
10 Neutral-4LO switch
Improper signal from neutral-4LO switch is input due to
open or short circuit.
11 Clutch pressure switch
l Improper signal is input due to open or short circuit.
l Malfunction occurs in clutch pressure switch or hydraulic
circuit.
12 Line pressure switch
l Improper signal is input due to open or short circuit.
l Malfunction occurs in line pressure switch or hydraulic
circuit.
13
Engine speed signal
(from ECM)
l Malfunction is detected in engine speed signal that is
output from ECM through CAN communication.
l Improper signal is input while driving.
14
Accelerator pedal
position sensor
(from ECM)
l Malfunction is detected in accelerator pedal position signal
that is output from ECM through CAN communication.
l Signal voltage from accelerator pedal position sensor is
abnormally high or low.
15 Power supply
Power supply voltage for transfer control unit is abnormally
low while driving.
16 4WD shift switch
More than two switch inputs are simultaneously detected
due to short circuit of 4WD shift switch.
17
ABS operation signal
(from ABS)
Malfunction is detected in ABS operation signal that is output
from ABS actuator and electric unit (control unit)
through CAN communication.
18 Wait detection switch
Improper signal from wait detection switch is input due to
open or short circuit.
19 Actuator motor
l Motor does not operate properly due to open or short circuit
in actuator motor.
l Malfunction is detected in the actuator motor. (When
4WD shift switch is operated and actuator motor is not
operated)
l Malfunction is detected in transfer shift high relay and
transfer shift low relay.
20
Actuator position
switch
l Improper signal from actuator position switch is input
due to open or short circuit.
l Malfunction is detected in the actuator position switch.
21 Actuator circuit
l Transfer control device actuator circuit is shorted or
open. (Malfunctions are detected when motor relay circuit
is open/shorted or relay transfer shift circuit is open/
shorted.)
l Malfunction occurs in transfer control device drive circuit.
Malfunction is detected in transfer shut off relay.
22
ESP operation signal
(from ESP)
Malfunction is detected in ESP operation signal that is output
from ABS actuator and electric unit (control unit)
through CAN communication.
23
TCS operation signal
(from TCS)
Malfunction is detected in TCS operation signal that is output
from ABS actuator and electric unit (control unit)
through CAN communication.
24
PNP switch signal
(from TCM)
When A/T PNP switch signal is malfunction or communication
error between the vehicles.
Repeats flickering
every 2 to 5 sec.
— Circuits that the self-diagnosis covers have no malfunction.
Repeats flickering
every 0.25 sec.
Data erase display
l Power supply malfunction of memory back-up.
l Battery performance is poor.
No flickering
For A/T models, PNP
switch or 4WD shift
switch.
PNP switch or 4WD shift switch circuit is shorted or open.
For M/T models, park/
neutral position switch,
back-up lamp switch
or 4WD shift switch.
Park/neutral position switch, back-up lamp switch or 4WD
shift switch circuit is shorted or open.
Тема: диагностика (Прочитано 168700 раз)
13 Октябрь 2014, 22:16:54
