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Seat Toledo II 1.9 TDI - How to easily and quickly pull out the alternator?

mjm7 13017 12
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  • #1 16916727
    mjm7
    Level 10  
    Posts: 230
    Help: 1
    Rate: 64
    What's the easiest and quickest way to pull out the alternator?
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  • #2 16917078
    szymitsu21
    VIP Meritorious for electroda.pl  
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    mjm7 wrote:
    What's the easiest and quickest way to pull out the alternator?


    Friend...
    Disconnect the plug, unscrew the cable, unscrew the alternator and remove it


    It doesn't really take much to get it out there.
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  • #3 16917099
    mjm7
    Level 10  
    Posts: 230
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    The one who does it all day gets tired of it, unscrews the air conditioning and such miracles?
  • #4 16917102
    autoas
    Level 42  
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    And start by disconnecting the battery .....
  • #5 16917998
    mjm7
    Level 10  
    Posts: 230
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    szymitsu21 wrote:
    mjm7 wrote:
    What's the easiest and quickest way to pull out the alternator?


    Friend...
    Disconnect the plug, unscrew the cable, unscrew the alternator and remove it


    It doesn't really take much to get it out there.



    Could you speak to me about the removal of this alternator because this mechanic twisted the wheel, pulled it, released the air conditioning, drained the fluid from the power steering and the whole day was a massacre.
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  • #6 16918214
    szymitsu21
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    I know that this is not the answer you expect, but in the network (I saw myself) there are some films for both 1.9 TDI and TDI PD, so you will definitely find something for yourself :)

    generally, whether this or that is not a major problem.
  • #7 16918238
    Strumien swiadomosci swia
    Level 43  
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    mjm7 wrote:
    The one who does it all day gets tired of it, unscrews the air conditioning and such miracles?

    If you have air conditioning, the alternator is `` a little '' hidden. It is much easier without air conditioning.
  • #8 16918295
    mjm7
    Level 10  
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    Help: 1
    Rate: 64
    szymitsu21 wrote:
    I know that this is not the answer you expect, but in the network (I saw myself) there are some films for both 1.9 TDI and TDI PD, so you will definitely find something for yourself :)

    generally, whether this or that is not a major problem.



    On YouTube, for example?

    Added after 10 [hours]:

    Found it here but it's probably not the engine :cry:



    http://majsterek-debesciak.pl/filmy.php?action=lista&kat=34
  • #9 16922326
    mjm7
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    Or maybe someone will tell me how long should it take to insert the repaired alternator?
  • #10 16922365
    szymitsu21
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    Maximum of two days.
    But if you know someone who is skilled and in addition, the equipment, I think that an hour and a half is enough.
  • #11 16923335
    mjm7
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    szymitsu21 wrote:
    Maximum of two days.
    But if you know someone who is skilled and in addition, the equipment, I think that an hour and a half is enough.



    Please tell me that you are joking with these two days because if you do, I'll have to apologize to someone.
  • #12 16923488
    szymitsu21
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    Well ... I'm joking, but the fact is that there are exceptions :)
    or when something breaks off somewhere ...
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  • #13 16962527
    mjm7
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    Unfortunately, the problem was solved after the car's stay in the workshop for a day and a half. In the alternator it turned out that it was necessary to replace the diode and also the bearing. Repair price of the alternator 230, mechanic 100.
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Topic summary

✨ The discussion focuses on the process of removing the alternator from a Seat Toledo II 1.9 TDI. Key steps include disconnecting the battery, unplugging the alternator, unscrewing the cables, and removing the alternator itself. It is noted that the presence of air conditioning complicates the removal process, making it more challenging. Users suggest consulting online resources, such as videos, for visual guidance. The time required for reinstallation varies, with estimates ranging from an hour and a half to two days, depending on the mechanic's skill level and any unforeseen complications during the process.
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FAQ

TL;DR: On the Seat Toledo II 1.9 TDI, a skilled tech can swap the alternator in about 1.5 hours—“an hour and a half is enough.” Disconnect battery, unplug, unbolt, remove. AC-equipped cars are tighter for access. [Elektroda, szymitsu21, post #16922365]

Why it matters: This FAQ helps DIYers and owners plan time, steps, and costs for a clean alternator R&R on the Toledo II.

Quick Facts

What’s the easiest, quickest way to remove the alternator on a Toledo II 1.9 TDI?

Use the straightforward approach: disconnect the electrical plug, undo the main charging cable, unbolt the alternator, and lift it out. Keep belt tension relieved and note bolt lengths. Label the wiring to avoid mix‑ups. This direct method avoids unnecessary disassembly and speeds reinstallation. [Elektroda, szymitsu21, post #16917078]

Do I really need to disconnect the battery first?

Yes. Disconnect the battery before touching alternator wiring. This prevents accidental shorts, protects control modules, and keeps airbags safe during nearby work. Remove the negative terminal first. Reconnect it last after reassembly. It’s the first step any pro lists for charging‑system work. [Elektroda, autoas, post #16917102]

Is removing the air‑conditioning system necessary to get the alternator out?

No. AC makes access tighter because the alternator is more hidden, but full AC removal is not standard. Work patiently from the correct access points instead. Expect more maneuvering space constraints on AC models compared with non‑AC cars. Plan extra time for tight fasteners. [Elektroda, Strumien swiadomosci swia, post #16918238]

How long should alternator reinstallation take on this car?

A capable mechanic often finishes in about 1.5 hours. As one expert said, “an hour and a half is enough.” Build in buffer for seized hardware or alignment issues. Time varies with tools, experience, and engine bay options like AC. [Elektroda, szymitsu21, post #16922365]

Can this job really take two days?

It shouldn’t under normal conditions. However, exceptions happen if something snaps or seizes during removal. Broken fasteners, stuck sleeves, or damaged wiring can extend timelines significantly. That’s why prep, penetrating oil, and careful torque work matter. [Elektroda, szymitsu21, post #16923488]

My mechanic removed a wheel and drained power‑steering fluid—was that required?

A user reported a shop twisting the wheel, loosening AC, and draining power steering, taking a full day. The core task normally needs only unplugging, unbolting, and removing the alternator. Extra steps may reflect that shop’s process or complications. Ask for justification. [Elektroda, mjm7, post #16917998]

What real‑world costs and parts replacements should I expect?

One owner’s outcome: alternator diode and bearing replacement, workshop stay of about a day and a half, repair cost 230 plus 100 for labor. Parts and labor vary by region and shop policy, but this offers a practical benchmark for budgeting. [Elektroda, mjm7, post #16962527]

Is there a simple 3‑step how‑to I can follow?

Yes:
  1. Disconnect battery, then unplug alternator connector and remove the main cable.
  2. Release belt tension, then unbolt the alternator from its mounts.
  3. Lift out the alternator, reinstall in reverse order, and reconnect battery. “Keep it simple” speeds the job. [Elektroda, szymitsu21, post #16917078]

Where can I find a video guide for 1.9 TDI or PD?

Community members point to numerous online videos for both 1.9 TDI and TDI PD engines. Search YouTube for your exact engine code and model year. Visual references help confirm bolt locations and tool sizes before you start. [Elektroda, szymitsu21, post #16918214]

What’s a realistic downtime if the alternator needs repair, not just R&R?

Plan for potential overnight delays if the alternator needs internal repair. One owner reported about 1.5 days in the workshop for diode and bearing replacement. Parts availability and shop workload drive the timeline. Communicate deadlines upfront. [Elektroda, mjm7, post #16962527]

Any tips to keep the job under two hours?

Stage tools, label wires, and pre‑soak bolts. Verify belt routing before removal. Have a torque wrench ready for reassembly. An experienced tech often completes the swap in around 1.5 hours when nothing is seized. [Elektroda, szymitsu21, post #16922365]

What failures inside the alternator are common on this platform?

Reported issues include a failed diode and a worn bearing, which cause charging faults and noise. If the regulator or bearings feel rough, rebuild before refitting. “Fix the internals once, refit once” saves repeat labor. [Elektroda, mjm7, post #16962527]
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