Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
PGM Tester Reads DTC P9999 Or B1999 (ASN0406-07)
Reference number: ASN0406-07
PGM TESTER READS DTC P9999 OR B1999
ACURA SERVICE NEWS
| ACURA: | All Models |
| CATEGORY: | Acura Service News |
| APPLIES TO: | All Models |
SERVICE INFORMATION
If the PGM Tester tries to read a code that's not defined in its software, you'll see DTC P9999 or B1999 on the display screen. To fix this problem, guess what? You've got to connect the HDS and clear the code! Oh well, just another reason to give the PGM Tester a well-earned rest and make the HDS your troublehooting buddy.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.