diff --git a/htdocs/mrp/class/mo.class.php b/htdocs/mrp/class/mo.class.php
index 9a7ba6007cc..3ea38f28251 100644
--- a/htdocs/mrp/class/mo.class.php
+++ b/htdocs/mrp/class/mo.class.php
@@ -1077,6 +1077,33 @@ class Mo extends CommonObject
 		return $this->setStatusCommon($user, self::STATUS_VALIDATED, $notrigger, 'MRP_MO_REOPEN');
 	}
 
+	/**
+	 * getTooltipContentArray
+	 *
+	 * @param array $params ex option, infologin
+	 * @since v18
+	 * @return array
+	 */
+	public function getTooltipContentArray($params)
+	{
+		global $conf, $langs;
+
+		$langs->load('mrp');
+
+		$datas = [];
+
+		$datas['picto'] = img_picto('', $this->picto).' <u class="paddingrightonly">'.$langs->trans("ManufacturingOrder").'</u>';
+		if (isset($this->status)) {
+			$datas['picto'] .= ' '.$this->getLibStatut(5);
+		}
+		$datas['ref'] = '<br><b>'.$langs->trans('Ref').':</b> '.$this->ref;
+		if (isset($this->label)) {
+			$datas['label'] = '<br><b>'.$langs->trans('Label').':</b> '.$this->label;
+		}
+
+		return $datas;
+	}
+
 	/**
 	 *  Return a link to the object card (with optionaly the picto)
 	 *
@@ -1124,13 +1151,25 @@ class Mo extends CommonObject
 		}
 
 		$linkclose = '';
+		$classfortooltip = 'classfortooltip';
+		$dataparams = '';
+		if (getDolGlobalInt('MAIN_ENABLE_AJAX_TOOLTIP')) {
+			$params = [
+				'id' => $this->id,
+				'objecttype' => $this->element,
+				'option' => $option,
+			];
+			$classfortooltip = 'classforajaxtooltip';
+			$dataparams = ' data-params='.json_encode($params);
+			// $label = $langs->trans('Loading');
+		}
 		if (empty($notooltip)) {
 			if (!empty($conf->global->MAIN_OPTIMIZEFORTEXTBROWSER)) {
 				$label = $langs->trans("ShowMo");
 				$linkclose .= ' alt="'.dol_escape_htmltag($label, 1).'"';
 			}
-			$linkclose .= ' title="'.dol_escape_htmltag($label, 1).'"';
-			$linkclose .= ' class="classfortooltip'.($morecss ? ' '.$morecss : '').'"';
+			$linkclose .= $dataparams.' title="'.dol_escape_htmltag($label, 1).'"';
+			$linkclose .= ' class="'.$classfortooltip.($morecss ? ' '.$morecss : '').'"';
 		} else {
 			$linkclose = ($morecss ? ' class="'.$morecss.'"' : '');
 		}
@@ -1141,7 +1180,7 @@ class Mo extends CommonObject
 
 		$result .= $linkstart;
 		if ($withpicto) {
-			$result .= img_object(($notooltip ? '' : $label), ($this->picto ? $this->picto : 'generic'), ($notooltip ? (($withpicto != 2) ? 'class="paddingright"' : '') : 'class="'.(($withpicto != 2) ? 'paddingright ' : '').'classfortooltip"'), 0, 0, $notooltip ? 0 : 1);
+			$result .= img_object(($notooltip ? '' : $label), ($this->picto ? $this->picto : 'generic'), ($notooltip ? (($withpicto != 2) ? 'class="paddingright"' : '') : $dataparams.' class="'.(($withpicto != 2) ? 'paddingright ' : '').$classfortooltip.'"'), 0, 0, $notooltip ? 0 : 1);
 		}
 		if ($withpicto != 2) {
 			$result .= $this->ref;