Warning! Before performing the operation, be sure to read the section «Safety measures for the maintenance and repair of the engine management system».
Execution sequence
1. We prepare the car for work (see «Preparing the car for maintenance and repair»).
2. Remove the engine trim (see «Decorative overlay of the engine - removal and installation»).
3. Pull out the ECU wiring harness block retainer in the direction indicated by the arrow.
4. Lower the latch down to the stop.
5. Disconnect the ECU wiring harness block.
6. Similarly, we lower the latch and disconnect the second block of the computer wiring harness.
7. We remove the block of the knock sensor wiring harness from the bracket on the computer unit, pulling it in the direction indicated by the arrow.
8. With a 10 mm wrench, unscrew the two rear ECU mounting bolts and disconnect the wire «masses».
9. With the same key, unscrew the two front bolts of the ECU and remove the bracket for attaching the knock sensor wiring harness block.
10. Remove the electronic engine control unit.
11. Install the parts in reverse order.
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