Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2012 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
SMART KEY SYSTEM
| DTC Code | Detection Item | Trouble Area | See |
|---|---|---|---|
| B2271 | Ignition Hold Monitor Malfunction | 1. AM2 NO. 2 fuse 2. Main body ECU (instrument panel junction block) 3. Wire harness or connector |
Refer to DTC B2271: Ignition Hold Monitor Malfunction |
| B2272 | Ignition 1 Monitor Malfunction | 1. IG1 relay 2. Main body ECU (instrument panel junction block) 3. Wire harness or connector |
Refer to DTC B2272: Ignition 1 Monitor Malfunction |
| B2273 | Ignition 2 Monitor Malfunction | 1. IG2 relay 2. Main body ECU (instrument panel junction block) 3. Wire harness or connector |
Refer to DTC B2273: Ignition 2 Monitor Malfunction |
| B2274 | ACC Monitor Malfunction | 1. ACC relay 2. Main body ECU (instrument panel junction block) 3. Wire harness or connector |
Refer to DTC B2274: ACC Monitor Malfunction |
| B2275 | STSW Monitor Malfunction | 1. ECM 2. Main body ECU (instrument panel junction block) 3. Wire harness or connector |
Refer to DTC B2275: STSW Monitor Malfunction |
| B2276 | ACCR Signal Circuit Malfunction | 1. Main body ECU (instrument panel junction block) 2. ECM 3. Wire harness or connector |
Refer to DTC B2276: ACCR Signal Circuit Malfunction |
| B2277 | Detecting Vehicle Submersion | Main body ECU (instrument panel junction block) | Refer to DTC B2277: Detecting Vehicle Submersion |
| B2278 | Engine Switch Circuit Malfunction | 1. Engine switch 2. Main body ECU (instrument panel junction block) 3. Wire harness or connector |
Refer to DTC B2278: Engine Switch Circuit Malfunction |
| B2281 | "P" Signal Malfunction | 1. Main body ECU (instrument panel junction block) 2. Shift lock control ECU 3. Wire harness connector |
Refer to DTC B2281: "P" Signal Malfunction |
| B2282 | Vehicle Speed Signal Malfunction | 1. CAN communication system 2. Combination meter system 3. Main body ECU (instrument panel junction block) 4. Wire harness or connector |
Refer to DTC B2282: Vehicle Speed Signal Malfunction; DTC B2283: Vehicle Speed Sensor Malfunction |
| B2283 | Vehicle Speed Sensor Malfunction | 1. DTC B2282 detection area 2. Combination meter 3. Speed sensor 4. Skid control ECU 5. Main body ECU (instrument panel junction block) 6. Wire harness or connector |
Refer to DTC B2282: Vehicle Speed Signal Malfunction; DTC B2283: Vehicle Speed Sensor Malfunction |
| B2284 | Brake Signal Malfunction | 1. Stop light switch 2. CAN communication system 3. ECM 4. Main body ECU (instrument panel junction block) 5. Wire harness or connector |
Refer to DTC B2284: Brake Signal Malfunction |
| B2285 | Steering Lock Position Signal Circuit Malfunction | 1. Main body ECU (instrument panel junction block) 2. Steering lock ECU 3. Wire harness or connector |
Refer to DTC B2285: Steering Lock Position Signal Circuit Malfunction |
| B2286 | Runnable Signal Malfunction | 1. CAN communication system 2. ECM 3. Main body ECU (instrument panel junction block) 4. Wire harness or connector |
Refer to DTC B2286: Runnable Signal Malfunction |
| B2287 | LIN Communication Master Malfunction | 1. Main body ECU (instrument panel junction block) 2. Certification ECU (smart key ECU assembly) 3. Wire harness or connector |
Refer to DTC B2287: LIN Communication Master Malfunction |
| B2288 | Steering Lock Signal Circuit Malfunction | 1. Main body ECU (instrument panel junction block) 2. Steering lock ECU 3. Wire harness or connector |
Refer to DTC B2288: Steering Lock Signal Circuit Malfunction |
| B2289 | Key Collation Waiting Time Over | 1. Main body ECU (instrument panel junction block) 2. Smart key system (entry function) 3. Wire harness or connector 4. Certification ECU (smart key ECU assembly) |
Refer to DTC B2289: Key Collation Waiting Time Over |