obd
| Pin |
Description (may be empty) |
| TE1 | Engine self-diagnostic codes |
| E1 | Engine self-diagnostic codes. E1 is the common ground for the Ecu’s self diagnosis when atec wants to access trouble codes on OBD1 toyota cars |
| W | Engine self-diagnostic codes. W is aself diagnosis for the warning light circuit inside the vehicle gray cover underhood connecter by using the gamper wire to check weather the warning and the check engine lamp and wiring circuit are okay for proper functioning which meanes aself chek for the complete warning circuit integrity for this obd 1 |
| Pin |
Description (may be empty) |
| FP | Fuel pump voltage control |
| W | Self-diagnostic codes (Check engine light) |
| E1 | Ground |
| Ox | Lambda sensor out voltage control |
| TE | Engine self-diagnostic codes |
| Te1 | Engine self-diagnostic codes |
| Te2 | Engine self-diagnostic codes |
| CC2 | Second lambda sensor diagnostic |
| Tc | ABS, traction control, Hight Control and other system diagnostic codes |
| OP2 | Diagnostic K-Line |
| +B | +12V |
| VF1 | Vf-feedback voltage |
| VF2 | Vf-feedback voltage for second lambda sensor |
| Ox2 | Second Lambda sensor out voltage control |
| Ts | ABS speed sensor and traction control diagnostic codes |
| Tt | Automatic transmission diagnostic codes |
| OP3 | Diagnostic L-line |
| TD | air-powered suspension turn off (LS400) |
| T | Engine self-diagnostic codes |
| OP1 | Immobilizer self-diagnostic codes |
| IG- | Ignition Pulse output |
| Pin | Signal | Description |
| 2 | J1850 Bus+ | |
| 4 | CGND | Chassis ground |
| 5 | SGND | Signal ground |
| 6 | CAN High | J-2284 |
| 7 | K-LINE | (ISO 9141-2 and ISO/DIS 14230-4) |
| 10 | J1850 Bus- | |
| 13 | TC | Timing check – ignition advance angle adjustment or ABS slow codes out |
| 14 | CAN Low | J-2284 |
| 15 | ISO 9141-2 L-LINE | (ISO 9141-2 and ISO/DIS 14230-4) |
| 16 | +12v | Battery power |
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