SureTrack Real Fix: Honda Start and Stall

Real Fixes from Mitchell 1’s SureTrackĀ® expert information resource are documented issues from actual shop repair orders and community discussions. Read on to see how SureTrack can help you correct issues that are not easily diagnosed using OEM information alone. SureTrack is available at no additional cost in our ProDemand product.


Intermittent stalling is not only annoying but can be dangerous. Best to get the car to your favorite shop for repairs. Follow this Real Fix to see how an intermittent stalling condition was diagnosed and resolved on this 2007 Honda accord.

Vehicle
2007 Honda Accord LX 3.0L

Title
Vehicle Starts And Stalls Intermittently, replaced MAP sensor.

Complaint
Customer states the vehicle will start and then stall intermittently.

Diagnostic Steps Performed
Test drove the vehicle and confirmed that the vehicle will start and stall intermittently, and the vehicle will intermittently stall while driving. The check engine light is illuminated, and the following codes are set: U0107 – Lost Communication with Throttle Actuator Module, P0135 – Oxygen Sensor Heater Malfunction (B1-S1), P0155 – Oxygen Sensor Heater Malfunction (B2-S1), P0489 – Exhaust Gas Recirculation “A” Control Circuit Low, P0641 – Sensor Reference Voltage Circuit Open.

Cause
Measured voltage to confirm the presence of reference voltage at the different components that are provided reference voltage, and found the vehicle’s manifold absolute pressure (MAP) sensor was physically damaged at where the connector seats. Wiggled the MAP sensor connector and found that the 5 volt reference would intermittently short to ground while the connector was being moved.

Correction
Replaced the damaged MAP sensor, cleared codes, and confirmed the repair resolved the customer’s complaint.


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About the Author

Nick Taylor

Nick Taylor is the SureTrack Community Administrator and a Senior Applications Specialist at Mitchell 1 with over 25 years of experience with electronic repair data systems. Nick previously worked in the automotive dismantling and engine rebuilding industries.