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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Limp-In Mode - No Codes

Symptom:
LIMP-IN MODE - NO CODES (MUST CYCLE KEY OFF AND ON TO RESUME NORMAL OPERATION)

POSSIBLE CAUSES
SEE DIAGNOSTIC PROCEDURE FOR DTC P1768
DEFECTIVE RELAY (MOST LIKELY CAUSE)
INTERMITTENT RELAY CONNECTION
INTERMITTENT B(+) SPLICE TO RELAY
INTERMITTENT FUSED IGNITION SWITCH OUTPUT FEED TO TCM