Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Clearing Diagnostic Trouble Codes

The Diagnostic Trouble Codes (DTC)s in the Electronic Brake/Traction Control Module (EBTCM) memory are erased in one of two ways:
1. Scan tool method.
2. Ignition cycle default.

NOTE: Whichever method is used, be sure to verify proper system operation and absence of DTCs when the clearing procedure is completed. DTCs cannot be cleared by unplugging the EBTCM, disconnecting the battery cables, or by turning the ignition OFF (except on the 50th cycle of ignition cycle default).

SCAN TOOL METHOD
Refer to the scan tool operators manual.

IGNITION CYCLE DEFAULT
If the ignition is cycled 100 times (50 engine START cycles), without a particular malfunction reappearing, that DTC will be erased from EBTCM memory and the ignition cycle counter in the EBTCM will be reset to zero.