diff --git a/packages/router/src/directives/router_link.ts b/packages/router/src/directives/router_link.ts
index 7b041980f3..58be39a05a 100644
--- a/packages/router/src/directives/router_link.ts
+++ b/packages/router/src/directives/router_link.ts
@@ -202,6 +202,7 @@ export class RouterLink {
     this.preserve = value;
   }
 
+  /** @nodoc */
   @HostListener('click')
   onClick(): boolean {
     const extras = {
@@ -334,13 +335,16 @@ export class RouterLinkWithHref implements OnChanges, OnDestroy {
     this.preserve = value;
   }
 
+  /** @nodoc */
   ngOnChanges(changes: {}): any {
     this.updateTargetUrlAndHref();
   }
+  /** @nodoc */
   ngOnDestroy(): any {
     this.subscription.unsubscribe();
   }
 
+  /** @nodoc */
   @HostListener('click', ['$event.button', '$event.ctrlKey', '$event.metaKey', '$event.shiftKey'])
   onClick(button: number, ctrlKey: boolean, metaKey: boolean, shiftKey: boolean): boolean {
     if (button !== 0 || ctrlKey || metaKey || shiftKey) {
diff --git a/packages/router/src/directives/router_link_active.ts b/packages/router/src/directives/router_link_active.ts
index 8c56ca12b4..209546d424 100644
--- a/packages/router/src/directives/router_link_active.ts
+++ b/packages/router/src/directives/router_link_active.ts
@@ -102,7 +102,7 @@ export class RouterLinkActive implements OnChanges, OnDestroy, AfterContentInit
     });
   }
 
-
+  /** @nodoc */
   ngAfterContentInit(): void {
     this.links.changes.subscribe(_ => this.update());
     this.linksWithHrefs.changes.subscribe(_ => this.update());
@@ -115,9 +115,11 @@ export class RouterLinkActive implements OnChanges, OnDestroy, AfterContentInit
     this.classes = classes.filter(c => !!c);
   }
 
+  /** @nodoc */
   ngOnChanges(changes: SimpleChanges): void {
     this.update();
   }
+  /** @nodoc */
   ngOnDestroy(): void {
     this.subscription.unsubscribe();
   }
diff --git a/packages/router/src/directives/router_outlet.ts b/packages/router/src/directives/router_outlet.ts
index 904e5e1f76..6e7425a4f5 100644
--- a/packages/router/src/directives/router_outlet.ts
+++ b/packages/router/src/directives/router_outlet.ts
@@ -76,10 +76,12 @@ export class RouterOutlet implements OnDestroy, OnInit {
     parentContexts.onChildOutletCreated(this.name, this);
   }
 
+  /** @nodoc */
   ngOnDestroy(): void {
     this.parentContexts.onChildOutletDestroyed(this.name);
   }
 
+  /** @nodoc */
   ngOnInit(): void {
     if (!this.activated) {
       // If the outlet was not instantiated at the time the route got activated we need to populate
diff --git a/packages/router/src/router.ts b/packages/router/src/router.ts
index a4e1dae9fa..5d05c48305 100644
--- a/packages/router/src/router.ts
+++ b/packages/router/src/router.ts
@@ -1010,7 +1010,7 @@ export class Router {
     this.lastSuccessfulId = -1;
   }
 
-  /** @docsNotRequired */
+  /** @nodoc */
   ngOnDestroy(): void {
     this.dispose();
   }
diff --git a/packages/router/src/router_preloader.ts b/packages/router/src/router_preloader.ts
index 6b6da836bb..2da507f9cf 100644
--- a/packages/router/src/router_preloader.ts
+++ b/packages/router/src/router_preloader.ts
@@ -97,6 +97,7 @@ export class RouterPreloader implements OnDestroy {
     return this.processRoutes(ngModule, this.router.config);
   }
 
+  /** @nodoc */
   ngOnDestroy(): void {
     if (this.subscription) {
       this.subscription.unsubscribe();
diff --git a/packages/router/src/router_scroller.ts b/packages/router/src/router_scroller.ts
index 9d0c6e8d58..e1569083b2 100644
--- a/packages/router/src/router_scroller.ts
+++ b/packages/router/src/router_scroller.ts
@@ -87,6 +87,7 @@ export class RouterScroller implements OnDestroy {
         routerEvent, this.lastSource === 'popstate' ? this.store[this.restoredId] : null, anchor));
   }
 
+  /** @nodoc */
   ngOnDestroy() {
     if (this.routerEventsSubscription) {
       this.routerEventsSubscription.unsubscribe();