P2B39
B Camshaft Profile Actuator B Control Circuit/Open Bank 1
What it means
P2B39 means B Camshaft Profile Actuator B Control Circuit/Open Bank 1.
Where it lives
For P2B39, the circuit described runs through the actuator. The description of P2B39 puts it on bank 1.
Check these first
- An open in the B camshaft profile actuator B control wiring bank 1
- A failed B camshaft profile actuator B solenoid bank 1
- A bank 1 profile actuator B connector pin backed out
- A burned driver for the bank 1 profile actuator B output
What to do next
- Scan all modules and read the B camshaft profile actuator B command bank 1
- Inspect the bank 1 profile actuator B connector for a loose pin
- Test the profile actuator B control circuit bank 1 for continuity
- Measure the B camshaft profile actuator B solenoid resistance
- Replace the B camshaft profile actuator B if the circuit is intact
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.