Student Answer Sheet - Ford Electric Ranger 1998 Student Manual

OBJECTIVE: The student will be able to navigate and utilize the various functions of the NGS, and be able
to verify contactor relay operation.
DIRECTIONS: Go to the assigned classroom vehicles and using the special tools supplied, and the publica-
tions provided, perform the tasks and answer the questions below.
1. Once the NGS is booted, what is the first item that must be programmed into the tester?________________
______________________________________________________________________________________
2. Which menu item must be selected to perform on-board diagnostic tests? ___________________________
______________________________________________________________________________________
3. Once you have entered this menu, which test should always be performed first? ______________________
______________________________________________________________________________________
Why? _________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
IRQ
: The SCP network may be able to communicate with the scan tool even if one of the two data bus wires are
cut. However, tests are invalid because the information displayed may be inaccurate.
4. Perform the test indicated in question 3. List the results below. ____________________________________
______________________________________________________________________________________
______________________________________________________________________________________
5. Do the results of the test performed in question 4 indicate that the system is OK? _____________________
______________________________________________________________________________________
6. If this system has a fault, you should:
A. Ignore the fault and continue on-board diagnostics.
B. Repair the fault then retest the vehicle to see if the concern is corrected.
C. Jumper the circuit in question, then repeat the test to see if the fault clears.
D. Perform an active command to determine if the circuit is actually functional. If it is, continue with
on-board diagnostics.
7. Retrieve continuous and on-demand DTCs from the IAA, TIM, and BCM. Will all these modules support
these functions? _________________________________________________________________________
______________________________________________________________________________________
1998 Ranger EV New Model Training
ACTIVITY 5 – DIAGNOSIS – WORKSHEET K
NGS OPERATION AND IMPROPERLY CLOSED
CONTACTOR RELAY DIAGNOSIS

STUDENT ANSWER SHEET

WORKSHEET K CONTINUED ON NEXT PAGE
LESSON 5: DIAGNOSIS
5-13