DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerEmission control system maintenance
Abbreviations: I = Inspect and correct or replace as necessary, R =
Replace, D = Drain water
NOTE:
(1) After 40,000 miles (64,000 km) or 48 months, inspect every 10,000
miles (16,000 km) or 12 months. Replace the drive belts if found
damaged.
(2) If operating mainly in dusty condit ...
P0139, P0159 HO2S2
Description
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level in the exhaust gas on each bank.
Even if switching characteristics of the air fuel ratio (A/F) sensor 1
are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal
...
Navigation System
Turn-by-turn route guidance can be displayed on
the vehicle information display.
To view turn-by-turn route guidance on the vehicle
information display, use or
and
scroll to on the vehicle
information display
menu.
City view
City view shows representation of intersections
with ...