Dodge 2004 Neon SX2 Diagnostic Manual page 427

P0129-BAROMETRIC PRESSURE OUT-OF-RANGE —
TEST
13 Start the engine.
NOTE: If the engine will not idle, maintain an engine speed between 800 and
1500 RPM.
Allow the engine to idle.
With the DRBIII , read the IAC Current.
Is the IAC Current above 999 mA?
Yes → Refer to P0509 - IAC Valve Sense Circuit High
→ Refer to the INTERMITTENT CONDITION symptom in the
No
ACTION
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
DRIVEABILITY - NGC
91
Continued
APPLICABILITY
All