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techtalk:evo:trouble01 [2020/01/07 19:07]
ixl2relax [Setting TSM/HFSM and ECM Password]
techtalk:evo:trouble01 [2024/01/09 03:16] (current)
hippysmack
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 ====== ECM Password Learn Procedure ====== ====== ECM Password Learn Procedure ======
  
-The TSM/TSSM modules share a password with the ECM on fuel injected bikes (and ICM's on early rubber mount bikes).  When replacing an ECM/ICM or TSSM, you must go through a password learn procedure. If the procedure is not followed, the engine will start and run for a few seconds, and then stall. ​ This will typically ​throw a P1009 diagnostic code.+The TSM/TSSM/HFSM modules share a password with the ECM/ICM and Speedometer (2004-laterduring operation. When replacing an ECM/ICM or TSSM/HFSM or Speedometer, you must go through a password learn procedure. If the procedure is not followed, the engine will start and run for a few seconds, and then stall. ​ This will typically ​produce ​a P1009 or P1010 diagnostic code.
  
 The learn procedure MUST be followed from start to finish without any interruption. ​ If interrupted,​ starting over from the beginning is the only option. The learn procedure MUST be followed from start to finish without any interruption. ​ If interrupted,​ starting over from the beginning is the only option.
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 **Connect the motorcycle up to a trickle charger and pull the headlight fuse before starting these steps, which take more than 30 minutes to complete.** **Connect the motorcycle up to a trickle charger and pull the headlight fuse before starting these steps, which take more than 30 minutes to complete.**
  
-For information about removing/​replacing the TSM/TSSM, click this [[http://​xlforum.net/​forums/showthread.php?​t=573200|XLForum Thread]] by Cosmo on the topic.+For information about removing/​replacing the TSM/TSSM, click this [[https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-electrical/​sportster-motorcycle-electrical-and-ignition/​79011-tsm-tssm-hfsm-how-to-disable-alarm-and-or-replace-unit?​t=573200|XLForum Thread]] by XLForum member 'Cosmo Kramer' ​on the topic.
  
-^ Device Replaced ^ Password Learn\\ Procedure Required? ​| ((See 2007 Harley-Davidson Sportster Electrical Diagnostic Manual Section 3.25, pg 3-72)) | + 
-ECM Yes || +If the engine starts but stalls, check DTCs for P1009 (Incorrect Pwd) or P1010 (Missing Pwd) ((See 2007 Harley-Davidson Sportster Electrical Diagnostic Manual Section 3.25, pg 3-72)) ​|
-| TSM | No* |+^ Device Being Serviced ^ Password Learn Procedure Required ​| 
-|TSSM | Yes || +TSM replacing TSM  ​NO  ​
-*If a TSM has been replaced with a HFSM, or a HFSM has been replaced by a TSM, password **is** necessary.+| TSM replacing HFSM or TSSM  ​YES  ​
 +HFSM or TSSM new unit installed ​ ​YES  ​| 
 +| ECM new unit installed |  YES  ​
 +| Speedometer new unit installed |  YES  | 
 + 
 +\\
  
  
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 ^ Step # ^ Action ^ Confirmation ^ Notes  | ((See 2007 Harley-Davidson Sportster Electrical Diagnostic Manual Section 3.25, pg 3-73)) | ^ Step # ^ Action ^ Confirmation ^ Notes  | ((See 2007 Harley-Davidson Sportster Electrical Diagnostic Manual Section 3.25, pg 3-73)) |
-| | Ignition must be turned off for at least 15 seconds. | With ignition turned off, Check Engine Lamp and Security Lamp will be off. | Remember to pull the headlight fuse. ||+| | Ignition must be turned off for at least 15 seconds. | With ignition turned off, Check Engine Lamp and Security Lamp will be off. | Remember to pull the headlight fuse to prevent draining the battery. This procedure takes more than 30 minutes to complete. ||
 | 1 | Install new TSM/HFSM or ECM. | | || | 1 | Install new TSM/HFSM or ECM. | | ||
 | 2 | Set **RUN/​STOP** switch to **RUN**. | | || | 2 | Set **RUN/​STOP** switch to **RUN**. | | ||
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 | 11 | Quickly (within two seconds) turn **IGN** key OFF-**ON**. | | ECM must not be allowed to shutdown. || | 11 | Quickly (within two seconds) turn **IGN** key OFF-**ON**. | | ECM must not be allowed to shutdown. ||
 | 12 | Turn **IGN** key **OFF**. __Wait 15 seconds before turning IGN on__. Turn **IGN** switch **ON** and start engine to confirm successful Password Learn procedure. Clear diagnostic trouble codes. | | || | 12 | Turn **IGN** key **OFF**. __Wait 15 seconds before turning IGN on__. Turn **IGN** switch **ON** and start engine to confirm successful Password Learn procedure. Clear diagnostic trouble codes. | | ||
-| 13 | If the learn procedure is interrupted or fails in any way, you must restart your attempt from the beginning of the procecure ||||+| 13 | If the learn procedure is interrupted or fails in any way, you must restart your attempt from the beginning of the procecure||||
  
 (This section contributed by Screw Loose Dan ) (This section contributed by Screw Loose Dan )