B2059
Diagnostic trouble codes
DESCRIPTION
The distance control ECU uses the combination meter to send vehicle speed information to the ECM. The ECM and the skid control ECU use CAN communication to send vehicle speed information to the distance control ECU. This DTC is output when the difference between the vehicle speed information from the ECM and the skid control ECU exceeds the specified value.| DTC No. |
DTC Detection Condition |
Trouble Area |
| B2059 |
Difference between vehicle speed information from ECM and ABS & traction actuator assembly exceeds specified value |
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INSPECTION PROCEDURE
- NOTICE:
- When the distance control ECU is replaced with a new one, initialization must be performed (Click here).
| 1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) |
Delete the DTC (Click here).
Recheck for DTC.
- OK:
- DTC U0100, U0122 or U1101 is not output.
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| OK | |
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| 2. CHECK DTC OUTPUT (ENGINE CONTROL SYSTEM) |
Delete the DTC (Click here).
Recheck for DTC.
- OK:
- DTC P0500 is not output.
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| OK | |
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| 3. CHECK DTC OUTPUT (BRAKE CONTROL SYSTEM) |
Delete the DTC (Click here).
Recheck for DTC.
- OK:
- DTC C0200, C0205, C0210, C0215, C1235, C1236, C1238 or C1239 is not output.
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| OK | |
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| 4. READ VALUE OF INTELLIGENT TESTER |
Operate the intelligent tester according to the steps on the display and select the "Data List".
Combination Meter: Item
Measurement item / Range (Display)
Normal Condition
Diagnostic Note
Vehicle Speed Meter
Vehicle speed / Min : 0 km/h (0 mph), Max: 255 km/h (158 mph)
Almost same as actual vehicle speed (When driving)
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- OK:
- Vehicle speed displayed on the tester is almost the same as the actual vehicle speed.
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| OK | |
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| 5. REPLACE DISTANCE CONTROL ECU ASSEMBLY |
Replace the distance control ECU assembly (Click here).
| NEXT | |
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| 6. CHECK DTC OUTPUT (PRE-CRASH SAFETY SYSTEM) |
Delete the DTC (Click here).
Recheck for DTC.
- OK:
- DTC B2059 is not output.
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| OK | ||
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