CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK CABIN |
(a) Check the cabin for any object that might interrupt radio reception on the instrument panel. If such an object exists, remove it and check if the vehicle position mark returns to the appropriate position.
HINT:
The GPS uses extremely faint radio waves originating from satellites. If the signal is interrupted by obstructions or other radio waves, the GPS may not be able to properly receive the signal.
OK:
After driving for a while, the vehicle position mark returns to the appropriate position.
OK | ![]() |
NORMAL OPERATION |
|
2. |
CHECK SURROUNDINGS |
(a) Check if the vehicle is in a location where GPS signal reception is poor. If the vehicle is in such a location, move the vehicle and check if the vehicle position mark returns to the appropriate position.
HINT:
The GPS uses 24 satellites in 6 orbits. At any point in time, 4 satellites should be able to pinpoint your vehicle. However, GPS signals may not reach the vehicle due to influence from the surroundings, vehicle direction and time. For examples, see the following illustration.
*a |
Example |
*b |
In a tunnel |
*c |
In a building |
*d |
Under an overpass |
*e |
On a forest or tree-lined path |
*f |
Between tall buildings |
*g |
Under a cliff or overhang |
- |
- |
OK:
After driving for a while, the vehicle position mark returns to the appropriate position.
OK | ![]() |
SYSTEM RETURNS TO NORMAL |
|
3. |
CHECK GPS INFORMATION (OPERATION CHECK) |
(a) Enter the "System Sensor Check" screen. Refer to Check GPS & Vehicle
Sensors in Operation Check (See page |
|
(b) Check how many of the following codes appear in the "Reception number" column.
HINT:
T or P appears.
OK:
At least 3 codes appear.
OK | ![]() |
REPLACE NAVIGATION RECEIVER ASSEMBLY |
NG | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE MILLIMETER WAVE RADAR WIRE (w/ Toyota Safety Sense P)
Click here
2. REMOVE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Toyota Safety Sense P)
Click here
3. REMOVE NO. 1 RADIATOR GRILLE GARNISH
(a) When Replacing the No. 1 Radiator Grille Garnish:
(1) Apply p ...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repairs" after replacing the fuel delivery pipe assembly
LH (fuel pressure sensor) (See page ).
PROCEDURE
1. INSTALL FUEL PIPE PLUG SUB-ASSEMBLY
(a) Install a new O-ring, new No. 1 fuel injector back-up ring, new ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY
(a) Using a dial indicator, check the propeller shaft runout.
Maximum runout:
0.6 mm (0.0236 in.)
If the shaft runout is greater than the maximum, replace the shaft.
2. INSPECT PROPELLER SHAFT
(a) Using a dial ...