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

Engine Code

Tests 1 - 3:




Test 4:




SYMPTOM
P1687-NO CLUSTER BUS MESSAGE

WHEN MONITORED
Ignition key ON.

SET CONDITION
No messages received from the MIC (Instrument Cluster) for 20 seconds.

POSSIBLE CAUSES
- Intermittent condition
- Communicate with cluster
- Instrument cluster operation
- PCM