diff --git a/cocos2d/core/CCScheduler.js b/cocos2d/core/CCScheduler.js
index 0c75dc15af..d83805741b 100644
--- a/cocos2d/core/CCScheduler.js
+++ b/cocos2d/core/CCScheduler.js
@@ -193,16 +193,9 @@ cc.inject({
         this._useDelay = (this._delay > 0);
         this._repeat = repeat;
         this._runForever = (this._repeat === cc.REPEAT_FOREVER);
+        this._timesExecuted = 0;
         return true;
     },
-    /**
-     * @return {Number} returns interval of timer
-     */
-    getInterval : function(){return this._interval;},
-    /**
-     * @param {Number} interval set interval in seconds
-     */
-    setInterval : function(interval){this._interval = interval;},
 
     /**
      * triggers the timer
@@ -222,22 +215,20 @@ cc.inject({
             } else {//advanced usage
                 if (this._useDelay) {
                     if (this._elapsed >= this._delay) {
+                        this._timesExecuted += 1;  // important to increment before call trigger
                         this.trigger();
-
                         this._elapsed -= this._delay;
-                        this._timesExecuted += 1;
                         this._useDelay = false;
                     }
                 } else {
                     if (this._elapsed >= this._interval) {
+                        this._timesExecuted += 1;  // important to increment before call trigger
                         this.trigger();
-
                         this._elapsed = 0;
-                        this._timesExecuted += 1;
                     }
                 }
 
-                if (this._callback && !this._runForever && this._timesExecuted > this._repeat)
+                if (this._callback && this.isExhausted())
                     this.cancel();
             }
         }
@@ -260,6 +251,10 @@ cc.inject({
     cancel: function () {
         //override
         this._scheduler.unschedule(this._callback, this._target);
+    },
+
+    isExhausted: function () {
+        return !this._runForever && this._timesExecuted > this._repeat;
     }
 }, CallbackTimer.prototype);
 
@@ -609,9 +604,9 @@ cc.Scheduler = cc.Class.extend(/** @lends cc.Scheduler# */{
         } else {
             for (i = 0; i < element.timers.length; i++) {
                 timer = element.timers[i];
-                if (callback === timer._callback) {
+                if (!timer.isExhausted() && callback === timer._callback) {
                     cc.log(cc._LogInfos.Scheduler_scheduleCallbackForTarget, timer.getInterval().toFixed(4), interval.toFixed(4));
-                    timer._interval = interval;
+                    timer.initWithCallback(this, callback, target, interval, repeat, delay, key);
                     return;
                 }
             }