3. PERFORM TEST MODE (SIGNAL CHECK)
(a) Turn the engine switch off.
(b) Perform the sensor check in the Test Mode procedure See: Brakes and Traction Control/Antilock Brakes / Traction Control
Systems/Testing and Inspection/Initial Inspection and Diagnostic Overview/Test Mode Procedure.
OK:
All Test Mode DTCs are cleared.
NG -- READ VALUE USING TECHSTREAM (FRONT SPEED SENSOR)
OK -- END
4. READ VALUE USING TECHSTREAM (FRONT SPEED SENSOR)
(a) Turn the engine switch off.
(b) Connect the Techstream to the DLC3.
(c) Start the engine.
(d) Select the Data List on the Techstream See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and
Inspection/Scan Tool Testing and Procedures/Data List / Active Test.
ABS/VSC/TRAC
(e) Check that the speed value output from the speed sensor displayed on the Techstream.
HINT
Factors that affect the indicated vehicle speed include tire size, tire inflation, and tire wear. The speed indicated on the
speedometer has an allowable margin of error. This can be tested using a speedometer tester (calibrated chassis dynamometer).
For details about testing and the margin of error, see the reference chart See: Instrument Panel, Gauges and Warning
Indicators/Testing and Inspection/Component Tests and General Diagnostics/On-Vehicle Inspection.
OK:
The speed value output from the speed sensor displayed on the Techstream is the similar speed as indicated on the
speedometer.
NG -- CHECK FRONT SPEED SENSOR INSTALLATION
OK -- Continue to next step.
5. PERFORM TEST MODE (SIGNAL CHECK)
(a) Turn the engine switch off.
(b) Perform the sensor check in the Test Mode procedure See: Brakes and Traction Control/Antilock Brakes / Traction Control
Systems/Testing and Inspection/Initial Inspection and Diagnostic Overview/Test Mode Procedure.
OK:
All Test Mode DTCs are cleared.
NG -- CHECK FRONT SPEED SENSOR INSTALLATION
OK -- CHECK FOR INTERMITTENT PROBLEMS See: Accessories and Optional Equipment/Antitheft and Alarm
Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting
No comments:
Post a Comment