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techtalk:evo:trouble01 [2021/07/30 01:55] ixl2relax [ECM Password Learn Procedure] |
techtalk:evo:trouble01 [2021/08/01 02:39] ixl2relax |
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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 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 throw a P1009 diagnostic code. | + | The TSM/TSSM modules share a password with the ECM (and instruments) on fuel injected bikes (and ICM's on early rubber mount bikes). When replacing an ECM/ICM or TSSM 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 throw 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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| For information about removing/replacing the TSM/TSSM, click this [[http://xlforum.net/forums/showthread.php?t=573200|XLForum Thread]] by XLForum member 'Cosmo Kramer' on the topic. | For information about removing/replacing the TSM/TSSM, click this [[http://xlforum.net/forums/showthread.php?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 | |
| + | | TSM replacing HFSM or TSSM | YES | | ||
| + | | HFSM or TSSM new unit installed | YES | | ||
| + | | ECM new unit installed | YES | | ||
| + | | Speedometer or Tachometer new unit installed | MAYBE | | ||
| *If a TSM has been replaced with a HFSM, or a HFSM has been replaced by a TSM, password **is** necessary. | *If a TSM has been replaced with a HFSM, or a HFSM has been replaced by a TSM, password **is** necessary. | ||
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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**. | | || | ||
