New here and looking for some help.  I have a 09 1.8 v-matic avensis which has an intermittent problem.  Once it's up to temp, I'm getting hesitation under load. It happens in all gears. It also seems to happen more often after using cruise control.  I have changed the plugs, coils, air filter, cleaned tb (torqued back to correct specs), changed oil and filter (0-20w oil used). Checked for vacuum leaks and couldn't find any. Also cleaned injectors.  No DTC's are given when th