Conditions for Setting the DTC

P0850 and P0851

• ECM detects the Park/Neutral switch signal equals 0 V (Park/Neutral) when the transmission internal mode switch reports a Drive range.
• Throttle position is 10% or greater.
• Engine torque is 75 N.m (55 lb ft) or greater.
• Vehicle speed is 10 km/h (6 mph) or greater.
• Above conditions must be met for 0.2 s.

P0852 

ECM detects the Park/Neutral switch signal equals 12 V (In Gear) when the IMS reports a Park/Neutral range for 0.2 s.