DTC P16BB Acura
Alternator B Terminal Circuit Low Voltage
Alternator B Terminal Circuit Low Voltage
Description
Engine speed 500-3,000 rpm, alternator control mode 14.5 volts. The IGP terminal voltage is 12.0 V or less, and the alternator power generation amount is within 1.0 % to 50.0 %, for at least 60 seconds. The execution time is continuous. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot.
Cause and Solution
Faulty battery
Poor connections or loose terminals at the alternator and the main under-hood fuse box
Open circuit between the alternator and the main under-hood fuse box
Video Guide
Diagnostic Info
- DTC Code: P16BB
- Brand: Acura