IG "OFF". Disconnect ECTS connector.
Measure the resistance between signal terminal and ground terminal of ECTS connector. (Component side)
Temp.(℃) | Temp.(℉) | Resistance(㏀) | Temp.(℃) | Temp.(℉) | Resistance(㏀) |
-20 | -4 | 14.1 ~ 16.8 | 40 | 104 | Approx. 1.2 |
0 | 32 | Approx. 5.8 | 60 | 140 | Approx. 0.6 |
20 | 68 | 2.3 ~ 2.6 | 80 | 176 | Approx. 0.3 |
Is the measured resistance within specification ?
![]() | ▶ Check for poor connection between PCM/ECM and component: backed out terminal, improper mating, broken locks or poor terminal to wire connection. Repair as necessary and go to "Verification of Vehicle Repair" procedure. |
![]() | ▶ Check ECTS for contamination, deterioration, or damage. Substitute with a known-good ECTS and check for proper operation. If the problem is corrected, replace ECTS and then go to "Verification of Vehicle Repair" procedure. |