30N10T0 escape mariner hybrid classroom 2005

STUDENT WORKSHEETS

ESCAPE/MARINER
HYBRID NEW MODEL
CLASSROOM TRAINING
FCS-13994-WKS
FCS-13994-WKS

February 2005

COURSE CODE: 30N10T0



WORKSTATIONS



DAY 1

WORKSTATION 1A
BRAKE BLEED
QUESTIONS
DIRECTIONS
There are two activities involved in this workstation, 1A and 1B. The activities can be done
in any order.
One student at a time should go to the workstation near the classroom vehicle. The student
should then use the provided service information and tools to perform a partial Service Bleed
procedure and then answer the following questions.
NOTE: DO NOT open up the brake system components physically or by using the
diagnostic tool.

1. When does the pressure bleeder need to be used?

2. What does a Code 03 mean while performing a brake bleed? How will it affect how you
perform the procedure?

3. What additional Caution has been added to the Workshop Manual concerning brake
fluid?

4. At what pressure should the pressure regulator be set? How is it locked in place?

Escape/Mariner Hybrid Classroom

February, 2005

Day 1 – 3



DAY 1

WORKSTATION 1B
COMPONENT IDENTIFICATION
Go to the classroom vehicle. Locate the components that perform the functions listed in the
right hand column. List the name of the components, the function letter and the letter on the
tag attached to each component in the left column. Answers will vary based on component
tags numbers/letters used.
Tag Number

Component Function
Supplies the power to the high voltage

components.
Manages torque between the traction motor,
engine and generator
A pedal feel emulator is located internal to this
component.
When the driver requests cabin heating and the
engine is not running, this component is
commanded on.
Vacuum operated component that reduces NVH
at idle.
Converts high voltage (330 volt battery power)
to low voltage.
Allows the customer to charge the high voltage
battery from a 12-volt donor source.
Keeps the HV battery from overheating.
Prior to performing any service procedures this
component must be removed.
Cuts off the fuel in an emergency situation.
Allows power steering to be delivered under all
operating conditions.
Has an interlock circuit that shuts off all high
voltage power when disconnected.
Cuts off power to the high voltage contactors in
an emergency situation.

Escape/Mariner Hybrid Classroom

February, 2005

Day 1 – 5

DAY 1

WORKSTATION 2A
STEERING DIFFICULT
WORKSHEET
DIRECTIONS
A customer says that the steering wheel on their Escape/Mariner Hybrid has become very
difficult to turn.
Perform the diagnosis for this concern using the service publications and the Data Table
provided by comparing the service publication pinpoint test steps to the pinpoint test steps
listed.
•

The RESULTS COLUMN of the table lists the results of the tests performed, use these
results to select the next step that must be performed.
• Continue doing this until you have identified the cause of the concern and verified the
repair.
NOTE: SOME STEPS IN THE DATA TABLE ARE NOT USED IN THE DIAGNOSIS
AND ARE ONLY INCLUDED AS DISTRACTORS. Select only the steps that are required.
Diagnostic Step

Escape/Mariner Hybrid Classroom

February, 2005

Day 1– 7

DAY 1

WORKSTATION 2A
STEERING DIFFICULT
DATA TABLE
Diagnostic Step
Visual Inspection

All OK

Pinpoint Test H4: Check circuits 3140 (BK)
and 3141 (WH) for a short to ground

Pin 1 to Ground = OL
Pin 2 to Ground = OL

Pinpoint Test QT2

No

Pinpoint Test E1

Pin 1 to Ground = 0 volts
Pin 2 to Ground = 0 volts

Erase DTCs and perform self test diagnostics
on power steering control module.

C2793

Pinpoint Test C4

12.4 volts

Pinpoint Test H1: Check the recorded DTCs
from the power steering control module

C2793

Pinpoint Test C2

Pin 1 to Ground = OL
Pin 2 to Ground = OL

Pinpoint Test E5

Install a new power steering control module

Power Steering Control Module Diagnostic
Trouble Code (DTC) Index

Go to Pinpoint Test H.

Verify the concern

Concern exists as stated by the customer

Locate and repair intermittent fault in steering

motor harness
Install a new steering gear. Clear the DTCs.
Cycle the ignition switch to the OFF position
for 3 seconds. Repeat the self-test.
Pinpoint Test H5: Check the steering gear
motor for a short to ground

Pin 1 to Ground = 0.7 ohms
Pin 2 to Ground = OL

Pinpoint Test H2

11.6 volts

Pinpoint Test QT1

System Pass

Perform Data Link Diagnostics Test

System Pass

Pinpoint Test QX1

Yes

Retrieve and record continuous DTCs

C2793

Escape/Mariner Hybrid Classroom

February, 2005

Retest and verify the repair
System Pass

Day 1– 9



DAY 1

WORKSTATION 2A
STEERING DIFFICULT
QUESTIONS
1. What component(s) or circuit(s) failed?

2. Name any unusual steps needed for repairing or replacing the failed component or circuit.

Escape/Mariner Hybrid Classroom

February, 2005

Day 1– 11



DAY 1

WORKSTATION 2B
YELLOW WRENCH
WORKSHEET
DIRECTIONS
A customer says that the braking is very difficult on their Escape/Mariner Hybrid and the
yellow wrench light is on.
Perform the diagnosis for this concern using the service publications and the Data Table
provided by comparing the service publication pinpoint test steps to the pinpoint test steps
listed.
•

The RESULTS COLUMN of the table lists the results of the tests performed, use these
results to select the next step that must be performed.
• Continue doing this until you have identified the cause of the concern and verified the
repair.
NOTE: SOME STEPS IN THE DATA TABLE ARE NOT USED IN THE DIAGNOSIS
AND ARE ONLY INCLUDED AS DISTRACTORS. Select only the steps that are required.
Diagnostic Step

Escape/Mariner Hybrid Classroom

February, 2005

Day 1 – 13



DAY 1
WORKSTATION 2B
YELLOW WRENCH

DATA TABLE
Diagnostic Step
Visual Inspection

All OK

Pinpoint Test D9: Check For Correct Travel
Sensor Operation
Pinpoint Test H4: Check circuits 3140 (BK)
and 3141 (WH) for a short to ground

Yes, Replace the Master Cylinder
Pin 1 to Ground = OL
Pin 2 to Ground = OL

Pinpoint Test QT2

No

Pinpoint Test E1

Pin 1 to Ground = 0 volts
Pin 2 to Ground = 0 volts

Perform self test diagnostics on the ABS
module.

C1526

Pinpoint Test C4

12.4 volts

Pinpoint Test H1: Check the recorded DTCs
from the power steering control module

C2793

Pinpoint Test C2

Pin 1 to Ground = OL
Pin 2 to Ground = OL

Pinpoint Test E5

Install a new power steering control module

Anti-Lock Brake System (ABS) Module DTC
Index

Go to Pinpoint Test D.

Verify the concern

Concern exists as stated by the customer

Retrieve and record continuous DTCs

C1526

Verify the Concern is Resolved: Clear the
DTCs and Repeat the Self Test
Pinpoint Test D8: Check For Correct ABS
Module Operation

System Pass
Yes

Pinpoint Test QT1

System Pass

Perform Data Link Diagnostics Test

System Pass

Pinpoint Test D1: Retrieve the ABS Module
Diagnostic Trouble Codes

C1526

Escape/Mariner Hybrid Classroom

February, 2005

Day 1 – 15



DAY 1

WORKSTATION 2B
YELLOW WRENCH
QUESTIONS
1. What component(s) or circuit(s) failed?

2. In the last two pinpoint tests, what were you checking for? How could these cause the
concern?

Escape/Mariner Hybrid Classroom

February, 2005

Day 1 – 17



DAY 1

WORKSTATION 3
VEHICLE NOT RUNNING
WORKSHEET
DIRECTIONS
A customer says that the vehicle fails to stay running when they try to start the vehicle, and
the yellow wrench is on.
Begin diagnosis of the Escape/Mariner Hybrid. Perform the diagnostic steps directed by the
PC/ED until you locate the failed component or circuit. Identify the diagnostic steps you took
and the results of those steps in the table below (i.e. QT1=Yes or Performed test XX and the
test results were XX volts).
Diagnostic Step

Escape/Mariner Hybrid Classroom

February, 2005

Day 1 – 19



DAY 1

WORKSTATION 3
VEHICLE NOT RUNNING
QUESTIONS
1. What component(s) or circuit(s) failed?

2. Which code told you which component(s) or circuit(s) were involved?

3. What is the purpose of an informational DTC?

4. Which do you diagnose first, informational DTCs or circuit DTCs?

5. After the repair is made, how would you verify the repair?

6. What is the final step to complete the diagnostic process (make sure you perform this step
on the classroom vehicle)?

Escape/Mariner Hybrid Classroom

February, 2005

Day 1 – 21



DAY 1

WORKSTATION 4A
ROUGH IDLE
WORKSHEET
DIRECTIONS
A customer says that their Escape/Mariner Hybrid runs rough at idle.
Perform the diagnosis for this concern using the service publications and the Data Table
provided by comparing the service publication pinpoint test steps to the pinpoint test steps
listed.
•

The RESULTS COLUMN of the table lists the results of the tests performed, use these
results to select the next step that must be performed.
• Continue doing this until you have identified the cause of the concern and verified the
repair.
NOTE: SOME STEPS IN THE DATA TABLE ARE NOT USED IN THE DIAGNOSIS
AND ARE ONLY INCLUDED AS DISTRACTORS. Select only the steps that are required.
Diagnostic Step

Escape/Mariner Hybrid Classroom

February, 2005

Day 1 – 23