diff --git a/selfdrive/car/honda/carcontroller.py b/selfdrive/car/honda/carcontroller.py
index 790dce1810..66a1485dc6 100644
--- a/selfdrive/car/honda/carcontroller.py
+++ b/selfdrive/car/honda/carcontroller.py
@@ -189,14 +189,14 @@ class CarController:
                      clip(CS.out.vEgo + 0.0, 0.0, 100.0),
                      clip(CS.out.vEgo + 5.0, 0.0, 100.0)]
       pcm_speed = interp(gas - brake, pcm_speed_BP, pcm_speed_V)
-      pcm_accel = int(1.0 * 0xc6)
+      pcm_accel = int(1.0 * self.params.NIDEC_GAS_MAX)
     else:
       pcm_speed_V = [0.0,
                      clip(CS.out.vEgo - 2.0, 0.0, 100.0),
                      clip(CS.out.vEgo + 2.0, 0.0, 100.0),
                      clip(CS.out.vEgo + 5.0, 0.0, 100.0)]
       pcm_speed = interp(gas - brake, pcm_speed_BP, pcm_speed_V)
-      pcm_accel = int(clip((accel / 1.44) / max_accel, 0.0, 1.0) * 0xc6)
+      pcm_accel = int(clip((accel / 1.44) / max_accel, 0.0, 1.0) * self.params.NIDEC_GAS_MAX)
 
     if not self.CP.openpilotLongitudinalControl:
       if self.frame % 2 == 0 and self.CP.carFingerprint not in HONDA_BOSCH_RADARLESS:  # radarless cars don't have supplemental message
@@ -254,7 +254,7 @@ class CarController:
         self.speed = pcm_speed
 
         if not self.CP.enableGasInterceptor:
-          self.gas = pcm_accel / 0xc6
+          self.gas = pcm_accel / self.params.NIDEC_GAS_MAX
 
     new_actuators = actuators.copy()
     new_actuators.speed = self.speed
diff --git a/selfdrive/car/honda/values.py b/selfdrive/car/honda/values.py
index 151c2140f5..f32e7bef2f 100644
--- a/selfdrive/car/honda/values.py
+++ b/selfdrive/car/honda/values.py
@@ -27,6 +27,7 @@ class CarControllerParams:
   NIDEC_MAX_ACCEL_V = [0.5, 2.4, 1.4, 0.6]
   NIDEC_MAX_ACCEL_BP = [0.0, 4.0, 10., 20.]
 
+  NIDEC_GAS_MAX = 198  # 0xc6
   NIDEC_BRAKE_MAX = 1024 // 4
 
   BOSCH_ACCEL_MIN = -3.5  # m/s^2