Control Circuit Inspection
| Check Item | Specifications | Prerequisite Condition | Terminal (+) | Terminal (-) |
|---|---|---|---|---|
| Control Circuit - Voltage | Approx. 2~3V |
|
Vg terminal of HO2S harness | Chassis GND |
| Check Item | Specifications | Prerequisite Condition | Terminal (+) | Terminal (-) |
|---|---|---|---|---|
| Control Circuit - Resistance | Infinite (∞) |
|
Vg terminal of HO2S harness | Other terminal of HO2S harness |
- Is HO2S display near the specification?
YES
- Go to next step below.
NO
- Repair or replace as necessary and Go to "Verification Of Repair " procedure
NOTE:
HO2S must have a clean air reference to function properly. The air is obtained by way of the sensor wire(s). Do not attempt to repair the wire(s), connector, or the terminals.