Numbering of contacts of the connecting block of the boost pressure valve
1, 2 - contacts
1. Disconnect the wire from the terminal «-» battery.
2. Disconnect the block with wires from the boost pressure valve.
3. Connect an ohmmeter to the valve contacts and measure the resistance, it should be 14-20 ohms. If the valve resistance is not as specified, replace the valve.
4. Check valve supply voltage. To do this, connect a voltmeter to pin 1 of the block disconnected from the valve, and «mass» engine. Turn on the ignition, the voltmeter should show the voltage of the battery. Otherwise, check the wires for breaks and short circuits.
Tightening torques, Nm
| Bolt of fastening of an inlet pipe of the engine 1,9 l, 74 kW | 25 |
| Nut of fastening of a final collector | 25 |
| Bolt of fastening of an arm of a turbocharger | 40 |
| Bolt of fastening of a turbocharger | 25 |
| Turbocharger oil drain pipe bolt | 17 |
| Union nut of the oil drain pipe from the turbocharger | 35 |
| Bolt of fastening of an intercooler of air | 8 |