Volkswagen New Beetle. Manual - part 1936

 

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Volkswagen New Beetle. Manual - part 1936

 

 

The values of the individual test results must reach the specified value or must be within the min.- and max.-
limits. 

Diagnostic Mode 6 Tests 

Test-ID 09: Coolant temperature plausibility 

Test requirements 

z

There must not be any DTCs stored in DTC memory. See DIAGNOSTIC MODE 3: CHECK DTC 
MEMORY
 .  

z

Coolant temperature must not be above the maximum of 20 °C. See DIAGNOSTIC MODE 1: CHECK 
MEASURED VALUES
 ; PID 5, Coolant temperature.  

Work procedure 

z

Read readiness code. See READ READINESS CODE .  

z

Let engine run at idle.  

z

Under address word 33, select "Diagnostic mode 6: Check test results of components that are not 
continuously monitored".  

z

Select the "Test -ID 09: Coolant temperature plausibility".  

z

Increase engine speed to approx. 1800 RPM.  

z

Check specified values.  

Evaluation test-ID 09 Coolant temperature plausibility 

EVALUATION TEST-ID 09 

Test-
ID

Component, System

Test

09:

Coolant temperature plausibility

See TEST-ID 09: COOLANT TEMPERATURE 

PLAUSIBILITY .

10:

Start-Stop positions test of quantity 

adjuster

See TEST-ID 10: START-STOP POSITIONS TEST OF 

QUANTITY ADJUSTER .

11:

Fuel temperature plausibility

See Test-ID 11: Fuel temperature plausibility .

12:

Plausibility test of Manifold 

Absolute Pressure 

(MAP)/Barometric Pressure

See TEST-ID 12: PLAUSIBILITY TEST OF 

MANIFOLD ABSOLUTE PRESSURE 

(MAP)/BAROMETRIC PRESSURE .

Test-ID 09

Specified value:

min.

max.

z

Timeframe of diagnostic cycle  

-

117 or 46

(1)

z

Temperature change during diagnostic cycle  

8

-

Temperature at end of diagnostic cycle

57

-

(1)

Independent of coolant temperature.

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Generic Scan Tool, 1.9L ALH & BEW- New Beetle

  

z

End diagnosis and switch ignition off.  

If specified values are not obtained: 

z

Check Engine Coolant Temperature (ECT) Sensor -G62-. See ENGINE COOLANT TEMPERATURE 
(ECT) SENSOR, CHECKING
 .  

z

Erase DTC memory of control module for Diesel - Direct fuel injection system. See DIAGNOSTIC 
MODE 4: RESET/ERASE DIAGNOSTIC DATA
 .  

z

Generate readiness code. See READINESS CODE, GENERATING .  

Test-ID 10: Start-Stop positions test of quantity adjuster 

Test requirements 

z

There must not be any DTCs stored in DTC memory DIAGNOSTIC MODE 3: CHECK DTC 
MEMORY
 .  

z

Fuel temperature must be at least 10 °C.  

z

Battery voltage must be at least 11.5 Volts.  

Work procedure 

z

Read readiness code. See READ READINESS CODE .  

z

Switch ignition on.  

z

Under address word 33, select "Diagnostic mode 6: Check test results of components that are not 
continuously monitored".  

z

Select the "Test-ID 10: Start-Stop positions test of quantity adjuster".  

z

Check the specified values with ignition switched on.  

Evaluation test-ID 10 Start-Stop positions test of quantity adjuster 

EVALUATION TEST-ID 10 

z

End diagnosis and switch ignition off.  

If specified values are not obtained: 

z

Check Modulating Piston Displacement Sensor -G149- and Quantity Adjuster -N146-. See 

Test-ID 10

Specified value:

min.

max.

z

Return message of quantity adjuster in MAX-position  

-

242

z

Return message of quantity adjuster in MAX-position  

212

-

z

Return message of quantity adjuster in MIN-position  

-

49

z

Return message of quantity adjuster in MIN-position  

25

-

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Generic Scan Tool, 1.9L ALH & BEW- New Beetle

  

MODULATING PISTON DISPLACEMENT SENSOR AND QUANTITY ADJUSTER, 
CHECKING
 .  

z

Erase DTC memory of control module for Diesel-Direct fuel injection system. See DIAGNOSTIC 
MODE 4: RESET/ERASE DIAGNOSTIC DATA
 .  

z

Generate readiness code. See READINESS CODE, GENERATING .  

Test-ID 11: Fuel temperature plausibility 

Test requirements 

z

There must not be any DTCs stored in DTC memory. See DIAGNOSTIC MODE 3: CHECK DTC 
MEMORY
 .  

Work procedure 

z

Read readiness code. See READ READINESS CODE .  

z

Let engine run at idle.  

z

Under address word 33, select "Diagnostic mode 6: Check test results of components that are not 
continuously monitored".  

z

Select the "Test-ID 11: Fuel temperature plausibility".  

z

Check specified values at idle.  

Evaluation test-ID 11 Fuel temperature plausibility 

EVALUATION TEST-ID 11 

z

End diagnosis and switch ignition off. 

If specified values are not obtained: 

z

Check Fuel Temperature Sensor -G81-. See FUEL TEMPERATURE SENSOR, CHECKING .  

z

Erase DTC memory of control module for Diesel - Direct fuel injection system. See DIAGNOSTIC 
MODE 4: RESET/ERASE DIAGNOSTIC DATA
 .  

z

Generate readiness code. See READINESS CODE, GENERATING .  

Test-ID 12: Plausibility test of Manifold Absolute Pressure (MAP)/Barometric Pressure 

Test requirements 

Test-ID 11

Specified value:

min.

max.

z

Timeframe of diagnostic cycle  

-

120

z

Temperature change in current driving cycle  

100

-

z

Temperature integral at end of diagnostic cycle  

300

-

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Generic Scan Tool, 1.9L ALH & BEW- New Beetle

  

z

There must not be any DTCs stored in DTC memory. See DIAGNOSTIC MODE 3: CHECK DTC 
MEMORY
 .  

Work procedure 

z

Read readiness code. See READ READINESS CODE .  

z

Switch ignition on.  

z

Under address word 33, select "Diagnostic mode 6: Check test results of components that are not 
continuously monitored".  

z

Select the "Test-ID 12: Plausibility test of Manifold Absolute Pressure (MAP)/Barometric Pressure".  

z

Check the specified values with ignition switched on.  

Evaluation test-ID 12 Plausibility test of Manifold Absolute Pressure (MAP)/Barometric Pressure 

EVALUATION TEST-ID 12 

z

End diagnosis and switch ignition off. 

If specified values are not obtained: 

z

Check Manifold Absolute Pressure (MAP) Sensor -G71- and Barometric Pressure (BARO) Sensor -F96-. 
See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR AND BAROMETRIC PRESSURE 
(BARO) SENSOR, CHECKING
 .  

z

Erase DTC memory of control module for Diesel - Direct fuel injection system. See DIAGNOSTIC 
MODE 4: RESET/ERASE DIAGNOSTIC DATA
 .  

z

Generate readiness code. See READINESS CODE, GENERATING .  

Diagnostic mode 7: Check test results of components that are continuously monitored 

Function 

This diagnostic mode indicates all stored DTCs of components and systems which are continuously monitored. 

Requirement 

z

There must not be any DTCs stored in DTC memory. See DIAGNOSTIC MODE 3: CHECK DTC 
MEMORY
 .  

Work procedure 

Test-ID 12

Specified 

value:

min.

max.

z

Absolute difference of Manifold Absolute Pressure (MAP) to Barometric 
Pressure  

-

150

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Generic Scan Tool, 1.9L ALH & BEW- New Beetle

  

 

 

 

 

 

 

 

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