P1870 OBD Trouble Code

1 result found

P1870 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Transaxle Component Slipping

Cause

Engine speed over 500 rpm for 5 seconds, Fuel Shutoff inactive, throttle angle from 8.5-35%, Transaxle not in First gear, Transaxle gear range is D4, TFT sensor input 68-266°F, engine torque from 50-200 ft-lbs, engine vacuum 0-105 kPa, TCC commanded on and at Max apply for over 5 seconds, then the PCM detected a TCC slip speed of over 200 rpm for over 5 seconds, all conditions met for 3 times with TCC commanded off each time in between cycles.

Try also: https://www.obd-codes.com/p1870