Circuit Inspection
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
|---|---|---|---|---|---|
| Connector | Terminal | Connector | Terminal | ||
|
HO2S (B1/S1) connector | 1 (Nernst Voltage) | Chassis ground | - | 0V |
| 3 (Virtual ground) | Chassis ground | - | 0V | ||
| 6 (Pumping Current) | Chassis ground | - | 0V | ||
| 4 (Trim Resistor) | Chassis ground | - | 0V | ||
|
HO2S (B1/S1) connector | 1 (Nernst Voltage) | PCM connector | 104 (Nernst Voltage) | below 1Ω |
| 3 (Virtual ground) | 83 (Virtual ground) | below 1Ω | |||
| 6 (Pumping Current) | 105 (Pumping Current) | below 1Ω | |||
| 4 (Trim Resistor) | 84 (Trim Resistor) | below 1Ω | |||
Good
- Go to "COMPONENT INSPECTION " procedure.
No Good
- Repair or replace as necessary and then, go to "VERIFICATION OF REPAIR " procedure.