A25464 the electric steering lock has a malfunction

When you find fault code A25464 the electric steering lock has a malfunction in mercedes benz you will see there is no ignition or any light on cluster meter. it might be happen due to many reasone like faulty fuse, low battery power, faulty ESL (electronic steering lock) or faulty EZS(electronic starter switch). when you find fault code A25464 the electric steering lock has a malfunction then it could be the problem of EZS(electronic starter switch).

EZS(electronic starter switch)

EZS(electronic starter switch) is a switch in which key is to be insert. after turning key three time ignition should ON and there will be all warning illuminating on cluster meter.There could be other problem due to which it showing fault code A25464 the electric steering lock has a malfunction. there is a ESL (electronic steering lock) which is fitted in steering column. It is used in steering column to lock steering after turning off vehicle. most of the time failure of ESL (electronic steering lock) this fault code is store in control module.

Causes of A25464 the electric steering lock has a malfunction :

  • Faulty ESL (electronic steering lock).
  • Failure of EZS(electronic starter switch).
  • Low battery power.
  • Also blown fuse.
  • Damage wiring harness.
  • Faulty other control module.

Symptoms of A25464 the electric steering lock has a malfunction :

  • No igniton ON after turning key.
  • No warning light on cluster meter.
  • Also no crank no start.
  • Fault code store in control module.
  • No crank no start.

How to trouble shoot :

  • When you see no ignition or illuminating light on cluster meter after turning key in EZS(electronic starter switch) three times. check battery power and fuse in fuse box, if all good then you need a scan tool to check out this problem.
  • Scan vehicle with scan tool if you found fault code A25464 the electric steering lock has a malfunction in EZS(electronic starter switch) control module. Go into read data steam check power supply and circuit it EZS.
A25464 the electric steering lock has a malfunction
  • When you will insert key inside key switch circuit 15C should ON.
  • after turning key one time Circuit 15R will ON.
  • At second time key turning Circuit 15X & Circuit 15 will ON.
  • At third time turning key in ignition switch Circuit 50 will ON and Circuit 15X will OFF.
  • This is a procedure for turning for a working vehicle in which there is no problem while starting vehicle.
  • If you are inserting key in and its showing Circuit 15C is ON, and after turning key first and second time there is nothing happenig like Circuit 15R and 15X is turnign on then there is a problem inside ESL (electronic steering lock) . ESL (electronic steering lock) is fitted inside the steering column. or this could be happen due faulty EZS (electronic starter switch).

Case #1 :

  • To remove Faulty ESL (electronic steering lock) you need to open whole steering column assembly. first remove driver airbag pad, then remove steering wheel and angle sensor carefully. then remove bolt which is use to joint steering column to steering rack. after which remove all four bolt of steering column to remove steering column out side. after removing steering column out side removing Faulty ESL (electronic steering lock) will be easy.
  • There are two options to repair it one is replace Faulty ESL (electronic steering lock) with OEM part which can be expensive. or there is another option which is low in price and work fine. which is called as immulator, you can buy it online. there will be same procedure to install it as installing new ESL. there will be only one problem after replacing ESL with immulator is that steering will become free which was use to lock after ignition off.
immulator

Case #2:

  • it might be the problem of faulty EZS(electronic starter switch) control unit. some time it get damage due to water enter inside. or it might be also possible that due to some electrical issues coil insdie EZS(electronic starter switch) get blown.
  • It can be reparable so if you want you can repair it, but there are many type of EZS(electronic starter switch) some of them are repairable and some of them are not repairable.
  • But in case if it is not repairable then you need to change it which will be require coding and programming to work.

Solution of A25464 the electric steering lock has a malfunction :

  • Replace faulty EZS(electronic starter switch).
  • Repair or replace fauly ESL (electronic steering lock).
  • Replace blown fuse.
  • Also repair damage wiring harness.
  • Replace faulty other control module.

Special note :

  • Never replace any control module before proper diagnosing.
  • Sometime it could be happen due jumping battery.
  • also after deleting fault code it can solve.

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