NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart
Use chart below to find the cause of the symptom. If necessary, repair or replace these parts.

×: Applicable
Preparation
Periodic maintenanceLoading tips
The GVW must not exceed GVWR
or GAWR as specified on the
F.M.V.S.S./C.M.V.S.S. certification
label.
Do not load the front and rear axle to
the GAWR. Doing so will exceed the
GVWR.
WARNING
Properly secure all cargo with
ropes or straps to help prevent it
fro ...
B2268 water temp
Description
The engine coolant temperature signal is transmitted from ECM to the
combination meter via CAN communication.
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT
Detection Condition
Possible Cause
B2268
WATER TEMP
[B2268]
ECM continuously tra ...
FM/AM/SAT radio with compact disc (CD) player (Type B) (if so equipped)
FM/AM/SAT radio with compact disc (CD) player (Type B)
FM-AM button
CD eject button
CD insert slot
Backward seek button
button
Forward seek button
BACK button
TUNE/SCROLL knob, ENTER/AUDIO button
Display screen
POWER but ...