Engine Control Unit; Removing And Installing Engine Control Unit J623 - Seat Leon 2013 Workshop Manual

4-cylinder petrol engine (1.2 l direct injection, 4 V, turbocharger, EA211) - Edition 02.2017
6

Engine control unit

⇒ "6.1 Removing and installing engine control unit J623 ",
page 239
6.1 Removing and installing engine control
unit - J623-
⇒ "6.1.1 Removing and installing engine control unit J623 (with
metal locking plate)", page 239
⇒ "6.1.2 Removing and installing engine control unit J623 (with
protective housing)", page 241
6.1.1 Removing and installing engine control
unit - J623- (with metal locking plate)
Special tools and workshop equipment required
♦ Repair set for cable lines - VAS 1978 B-
♦ Hot air blower - VAS 1978/14A- -1- with nozzle -2- from wiring
harness repair set - VAS 1978 B-
♦ Small grinder (commercially available)
♦ Vehicle diagnosis and service information system
Removing
– If engine control unit is renewed, select test sequence/function
Replace engine control unit on "vehicle diagnosis tester" in
"Guided functions" mode.
– Switch off ignition and remove key.
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by SEAT S.A. SEAT S.A does not guarantee or accept any liability with
respect to the correctness of information in this document. Copyright by SEAT S.A.
León 2013 ➤ , León ST 2013 ➤
6. Engine control unit
239