1 files changed, 20 insertions, 0 deletions
diff --git a/src/field/bike.c b/src/field/bike.c
index 8db01b4b4..98966ebd4 100644
--- a/src/field/bike.c
+++ b/src/field/bike.c
@@ -14,6 +14,11 @@ extern bool8 gBikeCyclingChallenge;
 extern u8 gBikeCollisions;
 extern u8 gUnusedBikeCameraAheadPanback;
 
+#if DEBUG
+extern u8 gUnknown_020297ED;
+u8 debug_sub_805F2B0(u8);
+#endif
+
 static void MovePlayerOnMachBike(u8, u16, u16);
 static u8 GetMachBikeTransition(u8 *);
 static void MachBikeTransition_FaceDirection(u8);
@@ -134,6 +139,13 @@ void MovePlayerOnBike(u8 direction, u16 newKeys, u16 heldKeys)
 
 static void MovePlayerOnMachBike(u8 direction, u16 newKeys, u16 heldKeys)
 {
+#if DEBUG
+    if (gUnknown_020297ED && debug_sub_805F2B0(direction))
+    {
+        Bike_SetBikeStill();
+        return;
+    }
+#endif
     sMachBikeTransitions[GetMachBikeTransition(&direction)](direction);
 }
 
@@ -271,6 +283,14 @@ static void MachBikeTransition_TrySlowDown(u8 var)
 // the acro bike requires the input handler to be executed before the transition can.
 static void MovePlayerOnAcroBike(u8 newDirection, u16 newKeys, u16 heldKeys)
 {
+#if DEBUG
+    if (gUnknown_020297ED && debug_sub_805F2B0(newDirection))
+    {
+        Bike_SetBikeStill();
+        return;
+    }
+#endif
+
     sAcroBikeTransitions[CheckMovementInputAcroBike(&newDirection, newKeys, heldKeys)](newDirection);
 }