Volkswagen Tiguan: P0562 – System Voltage Low

P0562 is a standard OBD-II hassle code.  It’s a basic code, which implies that it means the identical factor for any car, together with the Volkswagen Tiguan.  P0562 signifies that the system voltage is beneath 10 volts for a stable minute.  With the engine working, the system voltage ought to be 14.1-14.4 volts, and it’s usually brought on by a nasty alternator.  It’s quite common to get the battery gentle with P0562.

P0562 Volkswagen Tiguan


Índice de Contenido
  1. P0562 Fast Info
  2. P0562 Signs:  Volkswagen Tiguan
  3. P0562 Causes + Prognosis:  Volkswagen Tiguan
    1. 1. Alternator
    2. 2. Voltage Regulator
    3. 3. Battery Wiring
    4. 4. Unhealthy Battery
    5. 5. Huge Battery Drain
  4. Conclusion:  P0562 Volkswagen Tiguan

P0562 Fast Info

  • P0562 is triggered each time your Tiguan’s voltage drops beneath 10 volts for over a minute straight.
  • Supreme voltage ought to be round 14 volts with the engine working.
  • There are often no noticeable signs.
  • It's mostly brought on by a nasty alternator.


P0562 Signs:  Volkswagen Tiguan

Volkswagen Tiguan P0562 Symptoms

If P0562 is the one code your Tiguan has, there usually aren’t any noticeable signs.(apart from the verify engine/battery gentle).  Signs can and can seem if the battery voltage drops too far.

In case you do expertise signs, it’s as a consequence of battery drain.  it is vitally possible that your Tiguan wouldn’t even flip again on in the event you tried.  The battery can have drained an excessive amount of to interact the starter once more.


Listed below are the most typical P0562 Signs:

  • Test Engine Light– That is the most typical symptom, and sometimes the one symptom.
  • Low Battery Gentle/Warning–  You’ll greater than possible get the battery gentle with this code.
  • Poor Gas Financial system–  This may happen when your Tiguan’s engine and pc will not be getting sufficient voltage.  It could not have the ability to appropriate the ignition timing or air/gas combination in actual time anymore.  Or, the spark can be too weak.
  • Misfiring– With out sufficient voltage to fireplace the spark plugs correctly, the motor will sputter and cough.  The verify engine gentle might even start to flash if the misfire is unhealthy sufficient.
  • Issues Shifting– As we speak’s fashionable automated transmissions are pc managed.  With out sufficient voltage attending to them, they gained’t have the ability to reply to the engine RPM and car velocity in a well timed method.
  • Gained’t Begin– A quite common state of affairs with P0562 is working the car and all the pieces is working high-quality, and the verify engine gentle comes on (battery gentle too, often).  You get the car residence and whenever you go to drive it once more it gained’t begin.  This strongly signifies a nasty alternator.  


P0562 Causes + Prognosis:  Volkswagen Tiguan

Listed below are the most typical causes of P0562:


1. Alternator

Tiguan P0562 Diagnosis
A typical alternator

The alternator provides voltage to the battery and to your whole Tiguan’s electrical system whereas it's working.  If it goes unhealthy, then it could trigger P0562.  If it goes all the best way unhealthy that’s make diagnosing the code comparatively straightforward.  The car gained’t begin if it runs too lengthy with a nasty alternator.  How lengthy it could take to empty the battery all the best way goes to depend upon the battery’s age and driving situations.

It’s when the alternator begins to intermittently fail it may be difficult to diagnose.  Most auto elements shops will have the ability to take a look at your alternator totally free.  In case you do find yourself needing a brand new alternator, they're considerably inexpensive.  Make sure that to alter the serpentine belt if you are at it.

Volkswagen Tiguan Alternator Prognosis


2. Voltage Regulator

The voltage regulator ensures {that a} sure degree of voltage passes to the charging system to maintain it from overloading.  It may possibly hold an excessive amount of voltage from passing and throw P0562.


3. Battery Wiring

There’s a whole lot of wiring related along with your Tiguan’s charging system.  You must verify for corrosion, fraying, and poor connections across the following wiring:

  • Battery Terminals– The battery terminals, if left alone lengthy sufficient, will corrode on any car.  When this occurs it’s tough for the charging system to perform correctly.
  • Alternator to Battery Wiring– Check out the wiring from the alternator to the battery.  Look to see if it has been broken or frayed in any approach.  Pay explicit discover to any half that could be making contact with every other a part of the engine.
  • Floor Wire– The bottom wire that bolts to the damaging battery terminal will bolt to the chassis or engine block.  Make it possible for the connection is powerful and corrosion free.
  • PCM Connection to Alternator– Test to see if the wiring going from the alternator straight to the PCM seems to be good.  It has a protracted distance to journey, and whereas properly protected, can nonetheless get broken.  Search for fraying the place the wiring harness connects to the PCM.  That is the least possible wiring problem on this checklist, so solely pursue it if all the pieces else results in a lifeless finish.


4. Unhealthy Battery

Whereas a nasty battery can throw P0562, it’s not almost as possible as an alternator or wiring problem.  You must have it examined earlier than changing anyway.


5. Huge Battery Drain

In case your car has aftermarket tools similar to a really excessive watt stereo system, winch, or one thing else, it might be inserting such a heavy load on the charging system that you simply’re getting P0562.  Bear in mind, it must be not less than a minute to throw the code.

There may also be a significant energy drain if one thing goes flawed as properly.  This may occur if one thing shorts out and begins pulling approach an excessive amount of voltage.

Volkswagen Tiguan Battery Drain Prognosis


Conclusion:  P0562 Volkswagen Tiguan

Monitoring down P0562 could be powerful.  It’s often the alternator that's at fault.  If there's something that you simply wish to add, please depart a remark beneath.  Good luck fixing your Tiguan!


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