ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT SPEEDOMETER
(a) Check the operation.
(1) Using a speedometer tester (calibrated chassis dynamometer), check the speedometer indication according to the table below.
Reference:|
Chassis Dynamometer Indication (km/h) |
Acceptable Range (km/h) Data in ( ) is for reference |
|---|---|
|
20 |
(17.5 to 21.5) |
|
40 |
38.0 to 42.0 |
|
60 |
58.0 to 63.0 |
|
80 |
78.0 to 84.0 |
|
100 |
98.5 to 104.5 |
|
120 |
119.0 to 125.0 |
|
140 |
139.0 to 146.0 |
|
160 |
159.0 to 167.0 |
|
180 |
179.0 to 188.0 |
|
200 |
199.0 to 209.0 |
NOTICE:
Tire wear as well as over or under inflation will cause errors.
(2) Check the deviation of the speedometer indication from the acceptable range.
Reference:
Less than 0.5 km/h (0.3 mph)
HINT:
If the indication is not as specified, go to Problem Symptoms Table (See page
).
2. INSPECT TACHOMETER
(a) Connect the Techstream, and start the engine.
(b) Compare the test results with the tachometer indications.
|
Techstream Indication (rpm) |
Acceptable Range Data in ( ) is for Reference |
|---|---|
|
700 |
630 to 770 |
|
1000 |
(900 to 1100) |
|
2000 |
(1850 to 2150) |
|
3000 |
2800 to 3200 |
|
4000 |
(3800 to 4200) |
|
5000 |
4800 to 5200 |
|
6000 |
(5750 to 6250) |
|
7000 |
6700 to 7300 |
HINT:
If the indication is not as specified, go to Problem Symptoms Table (See page
).
Diagnostic Trouble Code Chart
Fuel Sender Open Detected (B1500)Speed Signal Malfunction (B15C2)
DESCRIPTION
The navigation receiver assembly receives a vehicle speed signal from the combination
meter assembly and information from the navigation antenna assembly, and then adjusts
the vehicle position.
The navigation receiver assembly stores this DTC ...
How To Proceed With Troubleshooting
HOW TO PROCEED WITH TROUBLESHOOTING
1. OPERATION FLOW
HINT:
Perform troubleshooting in accordance with the procedure below. The following
is an outline of basic troubleshooting procedure. Confirm the troubleshooting procedure
for the circuit you are wor ...
Actuator Check
ACTUATOR CHECK
1. ACTUATOR CHECK
(a) Start the engine and warm it up.
(b) Perform the indicator check (See page
).
(c) Press the "Recirculation/Fresh" switch to perform the actuator check.
HINT:
Be sure to perform the actuator check after ...