diff --git a/opendbc/generator/toyota/lexus_is_hybrid_2017_pt.dbc b/opendbc/generator/toyota/lexus_is_hybrid_2017_pt.dbc
index fa056fa7d..7fb743770 100644
--- a/opendbc/generator/toyota/lexus_is_hybrid_2017_pt.dbc
+++ b/opendbc/generator/toyota/lexus_is_hybrid_2017_pt.dbc
@@ -10,7 +10,7 @@ BO_ 550 BRAKE_MODULE: 8 XXX
  SG_ BRAKE_PRESSED : 37|1@0+ (1,0) [0|1] "" XXX
 
 BO_ 608 STEER_TORQUE_SENSOR: 8 XXX
- SG_ STEER_TORQUE_EPS : 47|16@0- (0.73,0) [-20000|20000] "" XXX
+ SG_ STEER_TORQUE_EPS : 47|16@0- (0.66,0) [-20000|20000] "" XXX
  SG_ STEER_TORQUE_DRIVER : 15|16@0- (1,0) [-32768|32767] "" XXX
  SG_ STEER_OVERRIDE : 0|1@0+ (1,0) [0|1] "" XXX
  SG_ CHECKSUM : 63|8@0+ (1,0) [0|255] "" XXX
diff --git a/opendbc/lexus_is_hybrid_2017_pt_generated.dbc b/opendbc/lexus_is_hybrid_2017_pt_generated.dbc
index 0a12a570f..83d415297 100644
--- a/opendbc/lexus_is_hybrid_2017_pt_generated.dbc
+++ b/opendbc/lexus_is_hybrid_2017_pt_generated.dbc
@@ -306,7 +306,7 @@ BO_ 550 BRAKE_MODULE: 8 XXX
  SG_ BRAKE_PRESSED : 37|1@0+ (1,0) [0|1] "" XXX
 
 BO_ 608 STEER_TORQUE_SENSOR: 8 XXX
- SG_ STEER_TORQUE_EPS : 47|16@0- (0.73,0) [-20000|20000] "" XXX
+ SG_ STEER_TORQUE_EPS : 47|16@0- (0.66,0) [-20000|20000] "" XXX
  SG_ STEER_TORQUE_DRIVER : 15|16@0- (1,0) [-32768|32767] "" XXX
  SG_ STEER_OVERRIDE : 0|1@0+ (1,0) [0|1] "" XXX
  SG_ CHECKSUM : 63|8@0+ (1,0) [0|255] "" XXX
diff --git a/selfdrive/car/toyota/interface.py b/selfdrive/car/toyota/interface.py
index 56b50f48c..20add65ba 100755
--- a/selfdrive/car/toyota/interface.py
+++ b/selfdrive/car/toyota/interface.py
@@ -150,7 +150,7 @@ class CarInterface(object):
 
     elif candidate == CAR.LEXUS_ISH:
       stop_and_go = True
-      ret.safetyParam = 73
+      ret.safetyParam = 66
       ret.wheelbase = 2.80 # in spec
       ret.steerRatio = 13.3 # in spec
       tire_stiffness_factor = 0.444 # from camry