Circuit Inspection
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
|---|---|---|---|---|---|
| Connector | Terminal | Connector | Terminal | ||
|
ECM connector (1.6 T-GDI) | 4, 7 (Memory power) | Chassis ground | - | B+ |
| ECM connector (1.6 T-GDI) | 29 (ON/START Input) | Chassis ground | - | B+ | |
| PCM connector (2.0 MPI (Atkinson)) | 64, 85, 75 (Memory power) | Chassis ground | - | B+ | |
| PCM connector (2.0 MPI (Atkinson)) | 41 (ON/START Input) | Chassis ground | - | B+ | |
|
ECM connector (1.6 T-GDI) | 1, 2, 3 (ground) | Chassis ground | - | Approx. below 1Ω |
| PCM connector (2.0 MPI (Atkinson)) | 1, 2, 4 (ground) | Chassis ground | - | Approx. below 1Ω | |
|
ICU connector | 12 (P-CAN high) | Chassis ground | - | Fig.1 |
| ICU connector | 11 (P-CAN low) | Chassis ground | - | ||
|
ECM connector (1.6 T-GDI) | 85 (P-CAN high) | ICU connector | 12 (P-CAN high) | Approx. below 1Ω |
| ECM connector (1.6 T-GDI) | 63 (P-CAN low) | ICU connector | 11 (P-CAN low) | Approx. below 1Ω | |
| PCM connector (2.0 MPI (Atkinson)) | 77 (P-CAN high) | ICU connector | 12 (P-CAN high) | Approx. below 1Ω | |
| PCM connector (2.0 MPI (Atkinson)) | 60 (P-CAN low) | ICU connector | 11 (P-CAN low) | Approx. below 1Ω | |
|
MFC connector | 12 (C-CAN high) | Chassis ground | - | Fig.2 |
| MFC connector | 4 (C-CAN low) | Chassis ground | - | ||
|
MFC connector | 12 (C-CAN high) | ICU connector | 9 (C-CAN high) | Approx. below 1Ω |
| MFC connector | 4 (C-CAN low) | ICU connector | 10 (C-CAN low) | Approx. below 1Ω | |
Good
- Carefully re-do this troubleshooting guide steps.
- If no problems were found with the circuits or connectors and DTC still occurs, replace the ECM/PCM and go to "Verification of Repair " procedure.
No Good
- Repair open or short in circuit and then go to "Verification of Repair " procedure.