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Jeep Wrangler JK
JK General Discussion
Do I need to have my ABS control module flashed after replacing it?
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<blockquote data-quote="Anybodyhome" data-source="post: 430206" data-attributes="member: 19161"><p>C2206:</p><p></p><p><strong>Step 1. Verify the DTC is active</strong></p><p></p><p>Turn the ignition on, with the scan tool select ''Miscellaneous Functions'' and restore vehicle configuration. With the scan tool, record and erase the DTCs. Cycle the ignition switch off then on. With the scan tool read the DTCs.</p><p></p><p><u>Is the DTC active at this time?</u></p><p></p><p>Yes, go to step 2.</p><p></p><p>No, Perform the <a href="http://www.obd2-code.com/2017/05/abs-verification-test.html" target="_blank">ABS Verification Test.</a></p><p></p><p><strong>Step 2. Initialize the ABS Module</strong></p><p></p><p>Cycle the ignition switch off then on. With the scan tool, under ''Miscellaneous Functions'' run the ABS Initialization routine. With the scan tool, erase DTCs. With the scan tool, read the DTCs.</p><p></p><p><u>Does the DTC remain active?</u></p><p></p><p>Yes, replace the Anti-lock Brake System (ABS) Module. Perform the <a href="http://www.obd2-code.com/2017/05/abs-verification-test.html" target="_blank">ABS Verification Test.</a></p><p></p><p>No, test complete, the condition or conditions that originally set this DTC are not present at this time.</p><p>---------------------------------------------</p><p>C123A:</p><p>If the calculated checksum does not match stored checksum.</p><p><span style="font-size: 18px"><strong>Related</strong></span></p><ul> <li data-xf-list-type="ul"><a href="https://www.obd2-code.com/2018/07/c1240-steering-angle-sensor-overtravel.html" target="_blank">C1240 Steering Angle Sensor Overtravel Performance</a></li> <li data-xf-list-type="ul"><a href="https://www.obd2-code.com/2018/07/c1239.html" target="_blank">C1239 Emission Rolls Test Active</a></li> <li data-xf-list-type="ul"><a href="https://www.obd2-code.com/2018/07/c2206-vehicle-configuration-mismatch.html" target="_blank">C2206 Vehicle Configuration Mismatch</a></li> </ul><p></p><p>Possible causes C123A code:</p><p></p><p>- Antilock Brake System (ABS) Module.</p><p></p><p><span style="font-size: 18px"><strong> Diagnose C123A-ESP system sensors calibration</strong></span></p><p></p><p><strong>Step 1. Initialize Antilock Brake System (ABS) Module</strong></p><p></p><p>Initialize ECU refer to ABS verification test.</p><p></p><p><u>Does this DTC reset ?</u></p><p></p><p>Yes, replace the Antilock Brake System (ABS) Module. Perform the <a href="http://www.obd2-code.com/2017/05/abs-verification-test.html" target="_blank">ABS Verification Test.</a></p><p>No, test complete for the DTC C123A-ESP System sensors calibration.</p></blockquote><p></p>
[QUOTE="Anybodyhome, post: 430206, member: 19161"] C2206: [B]Step 1. Verify the DTC is active[/B] Turn the ignition on, with the scan tool select ''Miscellaneous Functions'' and restore vehicle configuration. With the scan tool, record and erase the DTCs. Cycle the ignition switch off then on. With the scan tool read the DTCs. [U]Is the DTC active at this time?[/U] Yes, go to step 2. No, Perform the [URL='http://www.obd2-code.com/2017/05/abs-verification-test.html']ABS Verification Test.[/URL] [B]Step 2. Initialize the ABS Module[/B] Cycle the ignition switch off then on. With the scan tool, under ''Miscellaneous Functions'' run the ABS Initialization routine. With the scan tool, erase DTCs. With the scan tool, read the DTCs. [U]Does the DTC remain active?[/U] Yes, replace the Anti-lock Brake System (ABS) Module. Perform the [URL='http://www.obd2-code.com/2017/05/abs-verification-test.html']ABS Verification Test.[/URL] No, test complete, the condition or conditions that originally set this DTC are not present at this time. --------------------------------------------- C123A: If the calculated checksum does not match stored checksum. [SIZE=18px][B]Related[/B][/SIZE] [LIST] [*][URL='https://www.obd2-code.com/2018/07/c1240-steering-angle-sensor-overtravel.html']C1240 Steering Angle Sensor Overtravel Performance[/URL] [*][URL='https://www.obd2-code.com/2018/07/c1239.html']C1239 Emission Rolls Test Active[/URL] [*][URL='https://www.obd2-code.com/2018/07/c2206-vehicle-configuration-mismatch.html']C2206 Vehicle Configuration Mismatch[/URL] [/LIST] Possible causes C123A code: - Antilock Brake System (ABS) Module. [SIZE=18px][B] Diagnose C123A-ESP system sensors calibration[/B][/SIZE] [B]Step 1. Initialize Antilock Brake System (ABS) Module[/B] Initialize ECU refer to ABS verification test. [U]Does this DTC reset ?[/U] Yes, replace the Antilock Brake System (ABS) Module. Perform the [URL='http://www.obd2-code.com/2017/05/abs-verification-test.html']ABS Verification Test.[/URL] No, test complete for the DTC C123A-ESP System sensors calibration. [/QUOTE]
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Jeep Wrangler JK
JK General Discussion
Do I need to have my ABS control module flashed after replacing it?
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