Dirty chat 0871
The message will only show if I dont let the truck warm up (normally 15 min) but if I try to cut that down to 5-10 min that is when it shows the message (the temp outside is between 10-30 F). is from the NSBU but I cant find much on the p0871 I dont want to just go spend on a new switch if thats not the problem. When E pressure switch is in the open state, E shift valve should be in the unstroked position. -- Go to Step 7 Go to Step 14 7 Connect the transmission 20-way connector. Did you restore free movement or replace the valve body? • When in a forward range and shifting is completed, the transmission will fail to another forward range, unless the transmission is compromised by over speeding or direction change, then the transmission will shift to NEUTRAL. -- Go to Step 6 Go to Step 15 6 Turn the ignition OFF.
Thank You __________________ 2003 Silverado HD 2500 4X4 8 Inch Fabtec lift, Dual Fox shocks, 35inch All-Terrain T/A KO2, Rhino Bed Liner, AMP Research Power Step Running Boards, CST Dual Shock Upper Control Arms Searching found this. DTC P0871 Circuit Description The pressure switch manifold (PSM) is a multiple-switch assembly made up of three normally open (N/O) and one normally closed (N/C) pressure switches. -- Go to Step 8 Go to Step 13 8 Remove the PSM from the control valve body and leave the internal harness connected. Provide a ground connection for the PSM to either the control valve body or the transmission main case. -- Go to Step 9 Go to Step 12 9 Remove the control valve body and inspect for a stuck or sticking E shift valve. -- Go to Step 16 -- 11 Clean and/or polish the sticking valve to restore free movement or replace the control valve body assembly. -- Go to Step 16 -- 13 Replace the AT internal wiring harness. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. -- Go to Step 16 -- 15 Important: In most cases, the TCM is not at fault. Conditions for Setting the DTC DTC P0871 sets when E solenoid is commanded ON and pressure switch E status remains OFF for 5 seconds, depending on fluid temperature.
-- Go to Step 2 Go to Diagnostic System Check - Vehicle in Vehicle DTC Information 2 Measure the transmission fluid level.
Tweak the knobs onboard until you find the vocal tone that suits your playing style.
Bass amp: This BASS AMP module will give your bass the life it needs for every musical genre.
• E shift valve is commanded to the ON, stroked, position. • While diagnostic response is active, the shift selector is moved from a forward range to NEUTRAL or from a forward range to REVERSE, then the transmission will shift to NEUTRAL. Conditions for Clearing the DTC A scan tool can clear the code from TCM history. -- Go to Diagnostic Aids Go to Step 5 5 Turn the ignition OFF. Install the J 39700 breakout box and the J 43799 breakout box adapter at C2 connector.
Conditions for Setting the DTC DTC P0871 sets when E solenoid is commanded ON and pressure switch E status remains OFF for 5 seconds, depending on fluid temperature. The TCM automatically clears the DTC from TCM history if the vehicle completes 40 warm-up cycles without failure.