Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
The cost to diagnose the P1814 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
When the transmission not in Park/Neutral (P/N), Vehicle Speed Sensor (VSS) input at 5 mph or less, Torque Converter Clutch (TCC) slip speed over 1500 rpm, the Powertrain Control Module (PCM) detects that the throttle angle was 79% or greater for 12 seconds in the test.
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