Circuit Inspection
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
|---|---|---|---|---|---|
| connector | Terminal | connector | Terminal | ||
|
ECTS connector | 3 (signal) | Chassis ground | - | Approx. 5V |
| MAPS connector | 3 (IAT signal) | Chassis ground | - | Approx. 4.9V | |
|
ECTS connector | 3 (signal) | Chassis ground | - | ∞ (infinity)Ω |
| ECTS connector | 1 (ground) | Chassis ground | - | Approx. below 1Ω | |
| MAPS connector | 3 (IAT signal) | Chassis ground | - | ∞ (infinity)Ω | |
| MAPS connector | 4 (ground) | Chassis ground | - | Approx. below 1Ω | |
Good
- Go to "Verification of Repair " procedure.
No Good
- Carefully re-do this troubleshooting guide steps.
- If no problems were found with the circuits or connectors, replace the ECTS or MAPS and go to "Verification of Repair " procedure.