Lexus NX: Diagnostic Trouble Code Chart
Lexus NX Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Access System With Push-button Start (for Start Function) / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Smart Access System with Push-button Start (for Start Function)| DTC No. | Detection Item | Link |
|---|---|---|
| B2271 | Ignition Hold Monitor Malfunction | |
| B2274 | ACC Monitor Malfunction | |
| B2275 | STSW Monitor Malfunction | |
| B2277 | Detecting Vehicle Submersion | |
| B2282 | Vehicle Speed Signal Malfunction | |
| B2283 | Vehicle Speed Sensor Malfunction | |
| B2284 | Brake Signal Malfunction | |
| B2285 | Steering Lock Position Signal Circuit Malfunction | |
| U0140 | Lost Communication with Main Body ECU | |
| U0142 | Lost Communication with Main Body ECU | |
| U0155 | Lost Communication with Combination Meter | |
| U0293 | Lost Communication with Hybrid Vehicle Control System | |
| U1117 | Lost Communication with Accessory Gateway | |
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Ignition Hold Monitor Malfunction (B2271)
DESCRIPTION This DTC is stored when a malfunction in the IG circuit and IG hold circuit in the certification ECU (smart key ECU assembly) is detected. DTC No. Detection Item DTC Detection Condi
ACC Monitor Malfunction (B2274)
DESCRIPTION This DTC is stored when a malfunction in the ACC output circuit is detected. The ACC output circuit is the circuit that goes from the ACC output terminal of the certification ECU (smart ke
STSW Monitor Malfunction (B2275)
DESCRIPTION This DTC is stored when a malfunction is detected in the starter circuit inside the certification ECU (smart key ECU assembly). DTC No. Detection Item DTC Detection Condition Trou
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Removal
REMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. REMOVE FRONT DOOR TRIM COVER LH Click here 2. REMOVE FRONT DOOR INSIDE HANDLE BEZEL PLUG LH Click here 3. REMOVE POWER WINDOW REGULATOR MAST
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Before troubleshooting the front camera system, first refer to How to Proceed with Troubleshooting for the pre-collision system.
Click here
If a message is displayed on the multi-information display, refer to How to Proceed with Troubleshooting for the pre-collis
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