Data Lines Circuit Check

DATA LINES CIRCUIT CHECK










Data lines open circuit check


NOTE: When checking data line circuit, disconnect BCM and all
LCU connectors.

1. Disconnect BCM and LCU connectors.
2. Check continuity between BCM and LCU terminals.

Data lines short circuit check




1. Disconnect BCM and all LCU connectors.




2. Check continuity between BCM terminal and body ground.







3. Check voltage between BCM terminal and body ground.