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 Nissan Titan Forums : Problems / Technical
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miserytom
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Posted: Mar 19 2006 at 7:19am | IP Logged Quote miserytom

ECU Resetting Procedures

Timing is extremely critical. If it is NOT DONE within the specify time, the ECU will not reset and the Check Engine Light (CEL) will continue to remain ON. A stop watch or an analog clock with a second’s needle will be useful.

Operations Procedures

1. Confirm that accelerator pedal is fully released, turn ignition switch “ON” and wait 3 seconds.
2. Repeat the following steps (2a and 2b) procedures quickly five times within 5 seconds.
2a. Fully depress the accelerator pedal (HARD).
2b. Fully release the accelerator pedal.
3. Wait 7 seconds, fully depress the accelerator pedal and keep it for approx. 10 seconds until the CEL starts blinking.
4. Fully release the accelerator pedal (while the CEL is still blinking)
5. Wait about 10 second.
6. Fully depress the accelerator pedal and keep it for more than 10 seconds.
7. Fully release the accelerator pedal (The CEL light will continue to blink).
8. Turn ignition switch to “OFF” position and now you can start the car. The CEL light should be gone.
If the CEL light continues to remain ON, repeat the above steps. Timing is EXTREMELY critical to resetting the ECU.



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chokoy
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Posted: Mar 20 2006 at 7:21am | IP Logged Quote chokoy

MISERY: is there another way of resetting the ecu? if i disconnect the battery would it reset it?

Tom: do you think the ethanol content is causing the engine ticking sound?
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miserytom
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Posted: Mar 20 2006 at 2:13pm | IP Logged Quote miserytom

the engine ticking is most likely just a relay working,or the injector noise,  its most likely not an engine knock, or your knock sensors would make adjustments, not sure if just disconnecting the battery would reset it, sum say it will after a few hrs, but most ppl say it wont, the best way is by following the steps i posted

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