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v3hardreset [2009/05/26 16:11]
dmertz
v3hardreset [2009/07/24 14:56] (current)
dmertz
Line 16: Line 16:
   - Beginning with the ignition on but the engine not running, the minimum sequence is:  turn the key off (first time) for 1/2 second, on for 1/2 second, off (second time) for 1/2 second, on for 1/2 second, off (third time) for 1/2 second, then on and leave on. (The speed of the off-on should be about like a clock going tick-tock or a bit faster. ​ Failure to reset usually is caused by toggling the key too slowly.)   - Beginning with the ignition on but the engine not running, the minimum sequence is:  turn the key off (first time) for 1/2 second, on for 1/2 second, off (second time) for 1/2 second, on for 1/2 second, off (third time) for 1/2 second, then on and leave on. (The speed of the off-on should be about like a clock going tick-tock or a bit faster. ​ Failure to reset usually is caused by toggling the key too slowly.)
   - If you initiate logging prior to performing the reset sequence, the logging will halt (the seconds counter will stop updating) the instant the reset happens.   - If you initiate logging prior to performing the reset sequence, the logging will halt (the seconds counter will stop updating) the instant the reset happens.
 +  - With firmware v3.18.205 or earlier in the ECU, to be sure that the default settings are properly saved after executing the hard-boot procedure, use the PC app to modify any configuration value and Save to ECU before shutting off the ignition.
v3hardreset.txt ยท Last modified: 2009/07/24 14:56 by dmertz