How To Read And Erase Diagnostic Trouble Codes
WARNING: This page is about a different car, the 2005 Dodge Stratus and 2005 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.
Required Special Tools:
MB991502: Scan Tool (MUT-II)
CAUTION:
To prevent damage to scan tool MB991502, always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool MB991502.
NOTE:
If the battery voltage is low, diagnostic trouble codes will not be set. Check the battery if scan tool MB991502 does not display.
NOTE:
If the battery is disconnected or if the powertrain control module connector is disconnected, the diagnostic trouble codes will be erased. Do not disconnect the battery or powertrain control module before the diagnostic trouble codes have been read.
- Connect scan tool MB991502 to the data link connector.
- Turn the ignition switch to the "ON" position.
- Record the diagnostic trouble codes (DTCs) for A/T.
- Refer to the DIAGNOSTIC TROUBLE CODE CHART .
- Turn the ignition switch to "LOCK" (OFF) and then back to "ON" again.
- Erase the diagnostic trouble code by selecting DTC erase from SPECIAL MENU screen, using scan tool MB991502.
- Check for diagnostic trouble codes. Confirm that scan tool MB991502 displays "normal."
- Turn the ignition switch to the "LOCK" (OFF) position.
- Disconnect scan tool MB991502.