Description
Transmits a key switch signal to the BCM.
Component Function Check
1. CHECK BCM INPUT SIGNAL
Select "Data Monitor" for "BCM" and check the "KEY ON SW" monitor value.
Is the inspection result normal? YES >> Inspection End.
NO >> Refer to WCS-47, "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WCS-29, "Wiring Diagram".
1. CHECK BCM INPUT SIGNAL
Check voltage between BCM harness connector M19 terminal 81 and ground.
Is the inspection result normal? YES >> Inspection End.
NO >> GO TO 2.
2. CHECK KEY SWITCH CIRCUIT
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3. CHECK KEY SWITCH POWER SUPPLY CIRCUIT
Check voltage between key switch harness connector M105 terminal 1 and ground.
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace harness or connector.
4. CHECK KEY SWITCH GROUND CIRCUIT
Check continuity between key switch harness connector M105 terminal 2 and ground.
Is the inspection result normal? YES >> Replace key switch.
NO >> Repair or replace harness or connector.
Component Inspection
1. CHECK KEY SWITCH
Is the inspection result normal? YES >> Inspection End.
NO >> Replace key switch.
Idle air volume learning
Description
Idle Air Volume Learning is a function of ECM to learn the idle air volume
that keeps each engine idle speed
within the specific range. It must be performed under any of the following
conditions:
Each time electric throttle control actuator or ECM is replaced.
Idle spee ...
U0102 lost communication (Transfer)
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0102
LOST COMM (TRANSFER)
(Lost Communication With Transfer Case Control
Module)
When the ignition switch is ON, TCM is unable to receive the CAN
...
Vehicle load capacity
Before driving a loaded vehicle, confirm
that you do not exceed the Gross Vehicle
Weight Rating (GVWR) or the Gross Axle
Weight Rating (GAWR) for your vehicle.
Both the GVWR and GAWR are located
on the F.M.V.S.S./C.M.V.S.S. certification
label. Refer to “Measurement of weights”
in this ...