Opel Frontera UE. Manual - part 1327

DRIVE LINE CONTROL SYSTEM (TOD)

4B2–48

D04RY00012

SECTION

4B2–49

DRIVE LINE CONTROL SYSTEM (TOD)

Step

Action

Yes

No

1

1. Turn off the starter switch.

Is the battery voltage normal?

Go to 

Step 2

Charge or

replace the

battery.

Go to 

Step 7

2

1. Turn on the starter switch.

Does the voltage between terminals 15 and 47 fall within the
standard range?

Go to 

Step 3

Go to 

Step 4

3

1. Clear the trouble code.
2. Turn on the starter switch.

Is there DTC21 (P1716)?

Go to 

Step 4

Refer to 

“Trouble

intermittently

observed”.

4

1. Turn off the starter switch.
2. Disconnect the ECU connector.
3. Turn on the starter switch.

Does the voltage between terminals (C–59)15 and (C–60)25 fall
within the standard range?

The ECU has

failed. Replace

the ECU.

Go to 

Step 7

Go to 

Step 5

5

Is the harness healthy?

Go to 

Step 6

Repair the

harness.

Go to 

Step 7

6

Is the TPS healthy?

Go to 

Step 7

Replace the TPS.

Go to 

Step 7

7

1. Check that all the parts are mounted.
2. Clear the trouble code.

Is this step complete?

Repeat the

“Diagnosis Flow”.

Go to 

Step 7

SECTION

DRIVE LINE CONTROL SYSTEM (TOD)

4B2–50

Check flow

Trouble code

Phenomenon

Standard

8

17

The input from the mode switch is

abnormal

—

P1774

abnormal.

D04R100008

SECTION

4B2–51

DRIVE LINE CONTROL SYSTEM (TOD)

Step

Action

Yes

No

1

Is the TOD control unit the regular part? (Verity the part number.)

Go to 

Step 2

Replace with the

regular part.

Go to 

Step 2

2

1. Turn on the starter switch.

Does the voltage between the terminal 28 and 47 accord with the
table 1 corresponding to the AT selector positions?

Go to 

Step 3

Go to 

Step 5

3

Does the voltage between the terminal 41 and 47 accord with the
table 1 corresponding to the AT selector positions?

Go to 

Step 4

Go to 

Step 6

4

Does the voltage between the terminal 27 and 47 accord with the
table 1 corresponding to the AT selector positions?

Refer to 

“Trouble

intermittently

observed”.

Go to 

Step 7

5

1. Disconnect the AT mode connector (E–53).

Does the continuity between the inhibitor switch terminal 5 (D)
and 8 (A) accord with the table 2 corresponding to the AT selector
positions?

Repair the circuit

between the

connector

terminal (C–60) 6

and (E–53) 8.

Go to 

step 8

Replace the

inhibitor switch.

Go to 

Step 8

6

1. Disconnect the AT mode connector (E–53).

Does the continuity between the inhibitor switch terminal 5 (D)
and 7 (B) accord with the table 2 corresponding to the AT selector
positions?

Repair the circuit

between the

connector

terminal (C–60)

19 and (E–53) 7.

Go to 

Step 8

Replace the

inhibitor switch.

Go to 

Step 8

7

1. Disconnect the AT mode connector (E–53).

Does the continuity between the inhibitor switch terminal 5 (D)
and 6 (C) accord with the table 2 corresponding to the AT selector
positions?

Repair the circuit

between the

connector

terminal (C–60) 5

and (E–53) 6.

Go to 

Step 8

Replace the

inhibitor switch.

Go to 

Step 8

8

1. Check that all the parts are mounted.
2. Clear the trouble code.

Is this step complete?

Verify the repair.

Go to 

Step 8

SECTION