2000 Honda Accord MIL Comes On With DTC P0128 or DTC P1486

download SYMPTOM The MIL is on with DTC P0128 (thermostat range/ performance problem) or DTC P1486 (cooling system malfunction). PROBABLE CAUSE The ECM/PCM calculates an anticipated engine coolant temperature (ECT) during cold start. If the anticipated temperature is significantly higher than the actual ECT reading, DTC P0128 or P1486 will be set. However, some very …

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2002–2003 Honda Civic HX MIL Comes On With DTC P1420

download SYMPTOM The MIL comes on with DTC P1420 (NOX adsorptive catalyst system efficiency below threshold). PROBABLE CAUSE In the ECM/PCM software, the parameters for monitoring DTC P1420 are too narrow, causing the code to set. CORRECTIVE ACTION Update the ECM/PCM using the Honda Interface Module (HIM). DIAGNOSIS Confirm the MIL is on, and use …

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2007 Honda Pilot EX Pinging, Rattling, Or Squealing During Light Acceleration

download SYMPTOM While driving under light acceleration, you hear an intermittent pinging, rattling, or squealing from the engine compartment. The noise can easily be mistaken for an engine ping or spark knock. In some cases, the noise happens only during engine warm up. PROBABLE CAUSE The intermediate shaft heat shield is loose in its mounting …

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2001–2002 Honda Civic Stalls Intermittently After a Stop

download SYMPTOM The engine occasionally stalls after the vehicle comes to a stop. PROBABLE CAUSE Ignition timing and the idle air control (IAC) valve response time may be insufficient when the engine idle speed falls below the PCM’s learned idle speed value. CORRECTIVE ACTION Use the Honda Interface Module (HIM) to update the software in …

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2003–2004 Honda Accord V6 Mil Comes On With Dtc P2195 Or P2197

download SYMPTOM The MIL is on, and DTC P2195 (rear air fuel ratio sensor signal stuck lean) or P2197 (front air fuel ratio sensor signal stuck lean) is set. PROBABLE CAUSE The ECM/PCM software incorrectly interprets sensor inputs, causing the codes to set. CORRECTIVE ACTION Using the HIM (Honda Interface Module), update the ECM/PCM with …

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