Connect GDS to data link connector(DLC)
Engine "ON".
Monitor the "CAN COMMUNICATION SERVICE DATA (ENGINE RPM, VEHICLE SPEED SENSOR, THROTTLE P. SENSOR)" parameters on the GDS.
Fig 1) Low-RPM
Fig 2) High-RPM
Does "CAN BUS LINE DATA " follow the referance data?
![]() | ▶ Fault is intermittent caused by poor contact in the sensor's and/or PCM/TCM's connector or was repaired and PCM/TCM memory was not cleared.And go to Verification of Vehicle Repair procedure. |
![]() | ▶ Go to "W/Harness Inspection" procedure |