Opel Frontera UE. Manual - part 1554

6E–431

6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

Installation Procedure

1. Install the accelerator pedal assembly on the

bulkhead.

2. Install the two screws to the accelerator pedal

assembly.

Tighten

D

Tighten the screws to 22 N·m (16 lb ft.).

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3. Connect the electrical harness to the accelerator

position sensor.

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Legend

(1) Accelerator Position Sensor
(2) Accelerator Pedal Assembly

4. Install the negative battery cable.

Accelerator Position Sensor 

Replacement

CAUTION: Remove the Accelerator (A) pedal
assembly as a unit to have it services. Do not remove
the Accelerator Position (AP) sensor on the A pedal.
If the AP sensor is removed for emergency cause,
refer to following items as necessary.

Removal Procedure

1. Disconnect the negative battery cable.
2. Disconnect the electrical harness from the AP sensor.

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Legend

(1) AP Sensor
(2) A Pedal Assembly

SECTION

6E–432

6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

3. Remove the AP sensor.

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Legend

(1) AP Sensor
(2) AP Screw

Installation Procedure

1. Install the accelerator position (AP) sensor to bolts

with accelerator (A) pedal.

2. Connect the connector to AP sensor.
3. Install the negative battery cable.

Accelerator Position Sensor 

Adjustment

AP sensor is controlled three multiple control system, and
adjust the idle position and WOT position are between A
and B for AP sensor 1, AP sensor 2, and AP sensor 3.
Refer to 

“How to adjust for AP sensor”.

Removal Procedure

1. Disconnect the negative battery cable.
2. Disconnect the electrical harness from the AP sensor.

How To Adjust For AP Sensor

1. Connect the Tech 2 to DLC on vehicle.
2. Ignition “ON,” engine “OFF.”.

3. Display the APS date list. Check the following item for

AP position (%).

AP position (%)

Idle position A

WOT position B

APS1

13%

87 

±

 2%

APS2

87 

±

 2%

13 

±

 2%

APS3

87 

±

 1%

34 

±

 2%

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4. If the problem was found, adjust as necessary.

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SECTION

6E–433

6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

Fuel Filler Cap

General Description

The fuel filler cap includes a vacuum valve and a pressure
valve.
If high vacuum or high pressure occurs in the fuel tank,
each valve works to adjust the pressure in order to
prevent damage to the tank.

TS23767

Inspection Procedure

NOTE: Replace the fuel filler cap with the same type of
filler cap that was originally installed on the vehicle.

D

Check the seal ring in the filler cap for any abnormality
and for seal condition.

D

Replace the filler cap if any abnormality is found.

Fuel Filter

Removal Procedure

1. Disconnect the negative battery cable.

2. Remove the fuel filler cap.

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3. Disconnect the fuel hose from the fuel filter on the

engine side.

4. Disconnect the fuel hose from the fuel filter on the fuel

tank side.

5. Remove the bolt on the fuel filter holder.

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Legend

(1) Fuel Hose
(2) Fuel Filter Fixing Bolt
(3) Fuel Filter

6. Remove the fuel filter.

SECTION

6E–434

6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

Inspection Procedure

1. Replace the fuel filter when the following occur:

D

Fuel leaks from the fuel filter body.

D

The fuel filter body is damaged.

D

The fuel filter is clogged with dirt or sediment.

2. If the drain hole is clogged, clean the drain.

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Installation Procedure

1. Install the fuel filter in the correct direction.
2. Install the bolt on the fuel filter holder.

Tighten

D

Tighten the screws to 20 N·m (14 lb ft.).

3. Connect the fuel hose on the engine side.
4. Connect the fuel hose on the fuel tank side.

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Legend

(1) Fuel Hose
(2) Fuel Filter Fixing Bolt
(3) Fuel Filter

5. Install the fuel filler cap.

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6. Connect the negative battery cable.

Fuel Gauge Unit

Removal Procedure

Refer to 

Fuel Gauge Unit Engine Fuel section.

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SECTION