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Vehicle » Powertrain Management » Fuel Delivery and Air Induction » Technical Service Bulletins » Customer Interest » Engine Controls - Intake Air Volume Learn Won't Complete  
 
 
  Engine Controls - Intake Air Volume Learn Won't Complete  
 

Classification: EC11-027

Reference: NTB11-097

Date: October 21, 2011

INTAKE AIR VOLUME LEARN WILL NOT COMPLETE

APPLIED VEHICLES: All

APPLIED DATES: 2007-2012

SERVICE INFORMATION

If IAVL will not complete using CONSULT:

a. While the engine is running, disconnect "Mass Air Flow" (MAF) sensor for 10-15 seconds until MIL (P0102 or P010C) comes on, and then reconnect before performing "Intake Air Volume Learn" (IAVL).

> If vehicle has two MAF sensors, disconnect only one in prior step and leave the second one connected; then reconnect.

> Engine may stop running when idle reduction occurs. Reconnect MAF sensor and continue to step "b".

NOTE:
If P0102 or P010C were not stored when DTC was confirmed, repeat step "a" until idle is reduced.

a. Clear any DTC's that may have set during MAF disconnect.

b. Perform IAVL.

c. Confirm that idle is now within specification for model and year of vehicle being worked on.

See Electronic Service Manual for procedure to set IAVL and for vehicle idle specifications.