DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerECM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (unit side and connector
side).
- Models without automatic drive position ...
Hydraulic line
Exploded View
High pressure hose
Suction hose
Reservoir tank bracket
Reservoir tank
Oil pump assembly
Steering gear assembly
Low pressure piping
Eye bolt
High pressure piping
Copper sealing washers
Eye bolt
Copper sealing washers
Power steering pressure sensor
...
P0850 PNP switch
Description
When the selector lever position is P or N, park/neutral position (PNP)
signal from the TCM is sent to ECM.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.INSPECTION START
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perfo ...