Using Jumper Wire
WARNING: This page is about a different car, the 2000 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition switch to ON position. Locate Data Link Connector 1 (DLC1) in engine compartment, on rear of intake manifold. Using a fused jumper wire, connect Data Link Connector 1 (DLC1) terminal No. 8 (TE1) and terminal No. 3 (E1). See Fig 1. Read Malfunction Indicator Light (MIL) in instrument cluster. If DTC 99 is retrieved, see TROUBLE SHOOTING SYMPTOMS table under TROUBLE SHOOTING. If any other DTCs are retrieved, see ENGINE IMMOBILIZER DTC DEFINITIONS table. Each DTC will be displayed in order, starting with lowest DTC. After checking DTCs, disconnect jumper wire to turn off display. Erase DTCs by disconnecting battery or removing EFI fuse.
ENGINE IMMOBILIZER DTC DEFINITIONS
| DTC | Definition |
|---|---|
| B2795 | Unmatched Key Code |
| B2796 | No Communication In Immobilizer System |
| B2797 | Communication Malfunction No. 1 |
| B2798 | Communication Malfunction No. 2 |