A2
Test table |
List of test steps |
Component to be tested | Test step | ||
Voltage supply and earth connection of electronic manual gearbox control unit -J514- |
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Selector lever lock solenoid -N110- |
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Switch for selector lever N-recognition -F258- |
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Switch for selector lever gate recognition -F257- |
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Switch for Stop recognition -F259- |
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Gearbox speed sender -G38- |
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Clutch travel sender -G162- |
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Gear selector valves -N284-, -N285-, -N286- and -N287- |
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Brake pressure switch -F270- |
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Potentiometer for selector lever, forwards/backwards -G272- |
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Lockout switch for diesel engine -F207- |
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Switch for Start/Stop mode -E262- (ECO mode) |
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Solenoid valve for ignition key removal lock -N334- |
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Hydraulic pump for clutch actuator -V180- |
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Valve for clutch actuator -N255- |
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Sender for gearbox hydraulic pressure -G270-, potentiometer 1 for gear recognition -G239- and potentiometer 2 for gear recognition -G240- |
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CAN bus wiring |
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Test step 1 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||||||||||||
1 + 2 | Earth connection of electronic manual gearbox control unit -J514- |
| 0,0 Ω |
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45 + 1 68 + 1 68 + 2 45 + 2 | Voltage supply for terminal 30 of electronic manual gearbox control unit -J514- |
| approx. battery voltage |
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23 + 1 47 + 2 47 + 1 23 + 2 | Voltage supply for terminal 15 of electronic manual gearbox control unit -J514- |
| approx. battery voltage |
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Test step 2 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | |||
29 + 1 | Selector lever lock solenoid -N110- |
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| 0 V |
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| approx. battery voltage | ||||||
29 + 1 |
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| Solenoid must click audibly, “Press brake” symbol lights up |
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Test step 3 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||||
Bridge between 29 + 1 | Switch for selector lever N-recognition -F258- |
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45 + 62 | ||||||||||
| approx. battery voltage |
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| 0 V |
Test step 4 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||||
Bridge between 29 + 1 | Switch for selector lever gate recognition -F257- |
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45 + 39 | ||||||||||
| 0 V |
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| approx. battery voltage |
Test step 5 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||||
Bridge between 29 + 1 | Switch for Stop recognition -F259- |
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45 + 41 | ||||||||||
| approx. battery voltage |
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| 0 V |
Test step 6 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||
65 + 20 | Gearbox speed sender -G38- |
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| min. 0.7 kΩ |
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max. 0.9 kΩ |
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Test step 7 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||
50 + 28 | Clutch travel sender -G162- |
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| min. 4.5 kΩ |
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max. 6.0 kΩ |
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Test steps 8.1 … 8.4 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||||||||||
22 + 34 | Gear selector valve 1 -N284- |
| approx. 3 Ω → Note |
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33 + 46 | Gear selector valve 2 -N285- | approx. 3 Ω → Note | ||||||||||||||
53 + 67 | Gear selector valve 3 -N286- | min. 13 Ω → Note max. 14 Ω | ||||||||||||||
48 + 67 | Gear selector valve 4 -N287- | min. 13 Ω → Note max. 14 Ω |
4) | The specification refers to a temperature of approx. 20°C. If the valve temperature is above 20°C (gearbox hot), the resistance value of the valves increases. |
Test step 9 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||
15 + 1 | Brake pressure switch -F270- |
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| ∞ Ω → Note |
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| max. 2 Ω |
5) | Switch portable multimeter -V.A.G 1526 B- to largest Ω range. |
Test step 10 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | |||||||
27 + 49 | Potentiometer for selector lever, forwards/backwards -G272- |
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STOP | approx. 2.72 kΩ |
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R | approx. 2.45 kΩ | ||||||||||
N | approx. 2.19 kΩ | ||||||||||
D or tiptronic gate | approx. 1.77 kΩ | ||||||||||
Tiptronic to “+” | approx. 2.01 kΩ | ||||||||||
Tiptronic to “–” | approx. 1.54 kΩ | ||||||||||
4 + 49 | STOP | approx. 1.45 kΩ | |||||||||
R | approx. 1.72 kΩ | ||||||||||
N | approx. 1.98 kΩ | ||||||||||
D or tiptronic gate | approx. 2.42 kΩ | ||||||||||
Tiptronic to “+” | approx. 2.17 kΩ | ||||||||||
Tiptronic to “–” | approx. 2.65 kΩ |
Test step 11 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||||
Bridge between 29 + 1 | Lockout switch for diesel engine -F207- |
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45 + 40 | ||||||||||
| approx. battery voltage |
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| 0 V |
6) | Before the test, the bridge must be connected using auxiliary wires from -V.A.G 1594 C- between sockets 29 + 1 to be able to move the selector lever. This cancels the locking of the selector lever by the selector lever lock solenoid -N110-. |
Test step 12 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||
45 + 63 | Switch for Start/Stop mode -E262- |
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| 0 V |
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| approx. battery voltage |
Test step 13 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||||
Solenoid valve for ignition key removal lock -N334- |
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| Solenoid in ignition lock must click audibly |
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68 + contact 13 in relay plug |
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| approx. 8 Ω |
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Test step 14 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||||
Hydraulic pump for clutch actuator -V180- |
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| Pump starts up |
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Test step 15 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||
32 + 58 | Valve for clutch actuator -N255- |
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| approx. 6.5 Ω |
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Test step 16 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||
17 + 30 | Connection of sender for gearbox hydraulic pressure -G270-, potentiometer 1 for gear recognition -G239- and potentiometer 2 for gear recognition -G240- |
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| approx. 1 Ω |
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17 + 44 | Sender for gearbox hydraulic pressure -G270- and potentiometer 1 for gear recognition -G239- | approx. 290 Ω | Sender for gearbox hydraulic pressure -G270-, potentiometer 1 for gear recognition -G239- and potentiometer 2 for gear recognition -G240- are connected in parallel | |||
30 + 44 | Potentiometer 2 for gear recognition -G240- | approx. 290 Ω |
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Test step 17 |
-V.A.G 1598/18- Sockets | Test of | Test requirements and operations | Specified value | Measures if readout does not match specification | ||
3 + 1 3 + 2 25 + 1 25 + 2 3 + 47 25 + 47 | CAN bus wiring |
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| ∞ Ω → Note |
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7) | Switch portable multimeter -V.A.G 1526 B- to largest Ω range. |