Circuit Inspection
| CAN Communication Line Inspection | |||||
|---|---|---|---|---|---|
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
| Connector | Terminal | Connector | Terminal | ||
|
CLU connector | 39 (ON/START Input) | Chassis ground | - | B+ |
|
CLU connector | 1, 37 (ground) | Chassis ground | - | Approx. below 1Ω |
|
CLU connector | 32 (E-CAN high) | Chassis ground | - | Fig.1 |
| CLU connector | 33 (E-CAN low) | Chassis ground | - | ||
| SRSCM connector | 27 (C-CAN high) | Chassis ground | - | Fig.2 | |
| SRSCM connector | 26 (C-CAN low) | Chassis ground | - | ||
|
CLU connector | 32 (E-CAN high) | CLU connector | 33 (E-CAN low) | Approx. 60Ω |
|
ICU (component side) | 31 (E-CAN high) | ICU (component side) | 32 (E-CAN low) | Approx. 120Ω |
| FATC (component side) | 35 (E-CAN high) | FATC (component side) | 34 (E-CAN low) | Approx. 120Ω | |
|
CLU connector | 32 (E-CAN high) | Chassis ground | - | 0V |
| CLU connector | 33 (E-CAN low) | Chassis ground | - | 0V | |
|
CLU connector | 32 (E-CAN high) | Chassis ground | - | ∞ (infinity)Ω |
| CLU connector | 33 (E-CAN low) | Chassis ground | - | ∞ (infinity)Ω | |
| CLU connector | 32 (E-CAN high) | ICU connector | 31 (E-CAN high) | Approx. below 1Ω | |
| CLU connector | 33 (E-CAN low) | ICU connector | 32 (E-CAN low) | Approx. below 1Ω | |
| CLU connector | 20 (C-CAN high) | SRSCM connector | 27 (C-CAN high) | Approx. below 1Ω | |
| CLU connector | 19 (C-CAN low) | SRSCM connector | 26 (C-CAN low) | Approx. below 1Ω | |
Good
- Fault is intermittent caused by poor contact in the sensor's and/or SRSCM's connector or was repaired and SRSCM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and Go to "Verification Of Repair " procedure.
No Good
- Repair or replace as necessary and then, Go to "Verification Of Repair " procedure.