Circuit Inspection
| Module Circuit Inspection (W/O EPB) | |||||
|---|---|---|---|---|---|
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
| Connector | Terminal | Connector | Terminal | ||
|
HECU connector | 1, 25 (Memory power) | Chassis ground | - | B+ |
| HECU connector | 13, 38 (ground) | Chassis ground | - | Approx. below 1Ω | |
|
HECU connector | 32 (ON/START Input) | Chassis ground | - | B+ |
| Module Circuit Inspection (With EPB) | |||||
|---|---|---|---|---|---|
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
| Connector | Terminal | Connector | Terminal | ||
|
HECU connector | 1, 30 (Memory power) | Chassis ground | - | B+ |
| HECU connector | 14, 46 (ground) | Chassis ground | - | Approx. below 1Ω | |
|
HECU connector | 37 (ON/START Input) | Chassis ground | - | B+ |
Good
- Go to next procedure.
No Good
- Repair as necessary and then go to "VERIFICATION OF REPAIR " procedure.
| CAN communication circuit Inspection (With EPB) | |||||
|---|---|---|---|---|---|
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
| Connector | Terminal | Connector | Terminal | ||
|
HECU connector | 8 (P-CAN high) | Chassis ground | - | Fig.1 |
| HECU connector | 7 (P-CAN low) | Chassis ground | - | ||
|
HECU connector | 8 (P-CAN high) | ICU connector | 17 (P-CAN high) | Approx. below 1Ω |
| HECU connector | 7 (P-CAN low) | ICU connector | 18 (P-CAN low) | Approx. below 1Ω | |
|
HECU connector | 8 (P-CAN high) | Chassis ground | - | ∞ (infinity)Ω |
| HECU connector | 7 (P-CAN low) | Chassis ground | - | ∞ (infinity)Ω | |
| HECU connector | 8 (P-CAN high) | HECU connector | 7 (P-CAN low) | Approx. 60Ω | |
| CAN communication circuit Inspection (With EPB) | |||||
|---|---|---|---|---|---|
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
| Connector | Terminal | Connector | Terminal | ||
|
HECU connector | 23 (P-CAN high) | Chassis ground | - | Fig.1 |
| HECU connector | 22 (P-CAN low) | Chassis ground | - | ||
|
HECU connector | 23 (P-CAN high) | ICU connector | 17 (P-CAN high) | Approx. below 1Ω |
| HECU connector | 22 (P-CAN low) | ICU connector | 18 (P-CAN low) | Approx. below 1Ω | |
|
HECU connector | 23 (P-CAN high) | Chassis ground | - | ∞ (infinity)Ω |
| HECU connector | 22 (P-CAN low) | Chassis ground | - | ∞ (infinity)Ω | |
| HECU connector | 23 (P-CAN high) | HECU connector | 22 (P-CAN low) | Approx. 60Ω | |
Good
- Go to "COMPONENT INSPECTION " procedure.
No Good
- Repair open or short in circuit and then go to "VERIFICATION OF REPAIR " procedure.