|
|
|
ACTIVITY SHEET Activity Sheet-2 ACTIVITY SHEET 2 STUDENT ANSWER SHEET DIRECTIONS: Using the information provided in your Student Reference Guide, read and answer the following questions. 1. Which circuits are the data bus for the J1850 (SCP) network? _____________________________________ ______________________________________________________________________________________ 2. When testing for an improperly closed contactor relay, what PID should you monitor? _________________ ______________________________________________________________________________________ 3. The battery pack will not charge if the temperature sensors indicate the battery temperature is above ______________ or below ______________ . 4. What symptom will occur if the auxiliary contactor relay fails open? _______________________________ ______________________________________________________________________________________ 5. In order to discharge the high voltage capacitors in the auxiliary components, how long should you wait before probing the connectors? _____________________________________________________________ ______________________________________________________________________________________ 6. What instrument cluster light will illuminate if a short reduces resistance between the traction battery and ground below 50 K ohms? _________________________________________________________________ ______________________________________________________________________________________ 7. What connector is between the TIM and the traction contactor relay? _______________________________ ______________________________________________________________________________________ 8. Network DTCs should be repaired only if repairing the cause of other DTCs does not correct the concern (circle one). TRUE or FALSE. 9. What symptoms will occur if the traction motor encoder circuit fails below 3 km/h (2 mph)? ____________ ______________________________________________________________________________________ ______________________________________________________________________________________ 10. What personal safety steps should always be performed before working on the Ranger EV? _____________ ______________________________________________________________________________________ 11. What is the correct resistance for a battery sense lead? __________________________________________ ______________________________________________________________________________________ 12. What does DTC B1238 indicate? ___________________________________________________________ ______________________________________________________________________________________ END OF ACTIVITY SHEET 2 |