P1880

DTC P1880: EOL Mode Active

CAUTION:
^ If there is any problem in the CAN bus lines, an incorrect diagnostic trouble code may be set. Prior to this diagnosis, diagnose the CAN bus lines.
^ Whenever the ECU is replaced, ensure that the CAN bus lines are normal.

DIAGNOSTIC FUNCTION
TC-SST-ECU checks that the TC-SST setting mode is normal.

DESCRIPTIONS OF MONITOR METHODS
The TC-SST setting mode is determined to be EOL (end of line) mode.

PROBABLE CAUSES
^ The setting mode changeover mistake when TC-SST is shipped.
^ Malfunction of TC-SST-ECU

DIAGNOSTIC PROCEDURE

STEP 1. Scan tool CAN bus diagnostics
Using scan tool MB991958, diagnose the CAN bus lines.

Q: Is the check result normal?
YES: Go to Step 2.
NO: Repair the CAN bus lines. After repairing the CAN bus line, go to Step 2.

STEP 2. Check whether the DTC is reset.

Q: Is DTC No. P1880 set?
YES: Replace the TC-SST assembly.
NO: Intermittent malfunction.