Control Circuit Inspection
| Check Item | Specifications | Prerequisite Condition | Terminal (+) | Terminal (-) |
|---|---|---|---|---|
| Control circuit for open - Resistance | Approx. below 1 Ω |
|
Injector highside terminal of injector harness | Injector highside terminal of ECM harness |
| Control circuit for open - Resistance | Approx. below 1 Ω |
|
Injector highside terminal of injector harness | Injector lowside terminal of ECM harness |
| Control circuit for short to ground - Resistance | Infinite (∞) |
|
Injector highside terminal of injector harness | Chassis ground |
| Control circuit for short to ground - Resistance | Infinite (∞) |
|
Injector lowside terminal of injector harness | Chassis ground |
| Control circuit for short to battery - Voltage | Approx. 0V |
|
Injector highside terminal of injector harness | Chassis ground |
| Control circuit for short to battery - Voltage | Approx. 0V |
|
Injector lowside terminal of injector harness | Chassis ground |
- Is the measured resistance within specification?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Repair or replace as necessary and then Go to "Verification Of Repair " procedure.