| CHECK REAR OXYGEN SENSOR. |
|
Measure the resistance between rear oxygen sensor terminals. Terminals No. 1 — No. 2: |
| QUESTION | |
|
Is the resistance 3 — 4 Ω (Euro 4 model) or 10 — 12 Ω (Euro 5 model)? | |
| Yes | No |
|
Repair the poor contact of ECM connector. |
Replace the rear oxygen sensor. |
