ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT SPEEDOMETER
(a) Check speedometer operation.
NOTICE:
(1) Before starting the following inspection, check if the Brake Control System outputs the DTCs.
(2) Check the values by referring to the table below.
ABS/VSC/TRAC
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Vehicle Speed |
Maximum wheel speed sensor reading/ Min.: 0 km/h (0 mph), Max.: 326.4 km/h (202 mph) |
Vehicle stopped: 0 km/h (0 mph) |
When driving at constant speed: No large fluctuations |
Techstream Indication (mph) |
Acceptable Range (mph) |
---|---|
20 |
19.2 to 21.7 |
40 |
39.4 to 42.2 |
60 |
59.8 to 62.6 |
80 |
80.0 to 83.2 |
100 |
100.5 to 103.7 |
120 |
120.9 to 124.1 |
140 |
141.3 to 144.5 |
Techstream Indication (km/h) |
Acceptable Range (km/h) |
---|---|
20 |
18.4 to 22.4 |
40 |
38.6 to 43.1 |
60 |
59.0 to 63.5 |
80 |
79.1 to 84.1 |
100 |
99.6 to 104.6 |
120 |
120.0 to 125.0 |
140 |
140.4 to 145.4 |
160 |
160.8 to 165.8 |
180 |
181.2 to 186.2 |
200 |
201.6 to 206.6 |
220 |
222.0 to 227.0 |
2. INSPECT TACHOMETER
(a) Check the operation.
(1) Connect the Techstream, and start the engine.
(2) Compare the test results with the tachometer indications.
Reference
Techstream Indication (rpm) |
Acceptable Range (rpm) 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 |
8000 |
(7700 to 8300) |
3. CHECK LED ILLUMINATION (LED CHECK)
Warning or Indicator Light |
Specified Condition |
---|---|
Brake warning light |
Warning or indicator light comes on for about 3 seconds after turning the ignition switch to ON. |
VSC OFF indicator light |
|
Slip indicator light |
|
ABS warning light |
|
Tire pressure warning light*1 |
|
AUTO LSD indicator light |
|
PCS warning light*2 |
|
TRAC OFF indicator light |
|
Master warning light |
|
SRS warning light |
Warning light comes on for about 6 seconds after turning the ignition switch to ON. |
MIL (Check engine warning light) |
Warning light comes on when turning the ignition switch to ON. |
Freeze Frame Data
FREEZE FRAME DATA
DESCRIPTION
(a) Whenever a forward recognition camera system DTC is stored, the forward recognition
camera stores the current vehicle state (ECU and sensor information) as Freeze Frame
Data.
CHECK FREEZE FRAME DATA
(a) Connect the Techstream to the DLC3.
(b) Turn the ignit ...
Lost Communication With Vehicle Dynamics Control Module (U0122)
DESCRIPTION
This DTC is detected if communication is lost with the skid control ECU (brake
actuator assembly).
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0122
Lost Communication with Vehicle Dynamics Contro ...
Communication Error from VSC to ECM (P1630)
DESCRIPTION
The skid control ECU (brake actuator assembly) sends signals such as cruise control
cancel signals and brake demand response signals to the ECM when the dynamic radar
cruise control system is operating.
DTC No.
Detection Item
DTC Detection Condition ...