Noise, vibration and harshness (NVH) troubleshooting
NVH Troubleshooting Chart
Use the chart below to find the cause of the symptom. The numbers indicate the order of the inspection. If necessary, repair or replace these parts.

PreparationP1148 Closed loop control
DTC Logic
DTC DETECTION LOGIC
NOTE:
DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to
A/F sensor 1.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible ca ...
System
Interior room lamp control system
INTERIOR ROOM LAMP CONTROL SYSTEM : System Diagram
WITH INTELLIGENT KEY
WITHOUT INTELLIGENT KEY
INTERIOR ROOM LAMP CONTROL SYSTEM : System Description
OUTLINE
Interior room lamp* is controlled by the interior room lamp timer
control function of t ...
Dtc/circuit diagnosis
Eco mode switch
Component function check
1. Check eco mode switch operation
Turn ignition switch ON.
Check ECO mode indicator lamp turns ON/OFF on combination meter when
turn ECO mode switch ON/
OFF.
Is the inspection result normal?
Yes >> inspection end
No >> go to dm ...