diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index 882d0aafd7..4fda1cda8c 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -136,13 +136,14 @@ custom ignition_table_t	1024 array,   F32,   @OFFSET@, [16x16],"deg",	   1,
 custom angle_table_t	1024 array,   F32,   @OFFSET@, [16x16],"deg",	   1,     0,     -720,  720,    2
 
 struct pid_s
+! explicitly document which use-cases need 10e-7 parameters 
 	float pFactor;;"",      1,      0,       -10000, 10000,      7
 	float iFactor;;"",      1,      0,       -10000, 10000,      7
 	float dFactor;;"",      1,      0,       -10000, 10000,      7
 	int16_t offset;Linear addition to PID logic;"",      1,      0,       0, 1000,      0
 	int16_t period;PID dTime;"ms",      1,      0,       0, 3000,      0
-	int16_t minValue;;"",        1,     0,  0,    3000.0,  3
-	int16_t maxValue;;"",        1,     0,  0,    3000.0,  3
+	int16_t minValue;;"",        1,     0,  -3000,    3000.0,  3
+	int16_t maxValue;;"",        1,     0,  -3000,    3000.0,  3
 end_struct
 
 struct cranking_parameters_s