Toyota Tacoma Quiz
Differential

Diagnostic Trouble Code Chart

In this manual: Differential
Introduction — 15Maintenance — 8Audio / Video — 94Garage Door Opener — 7Navigation / Multi Info Display — 84Park Assist / Monitoring — 86Brake — 50Brake Control / Dynamic Control Systems — 165Parking Brake — 52gr-fks Charging — 252gr-fks Cooling — 212gr-fks Emission Control — 132gr-fks Engine Control — 322gr-fks Engine Mechanical — 332gr-fks Exhaust — 92gr-fks Fuel — 422gr-fks Ignition — 62gr-fks Intake — 72gr-fks Lubrication — 152gr-fks Starting — 38Ac60e Automatic Transmission / Transaxle — 146Axle — 19Clutch — 20Cruise Control — 168Differential — 50Drive Shaft — 6Propeller Shaft — 23Rc62f Manual Transmission / Transaxle — 34Suspension — 22Tire And Wheel — 39Vf2cm Transfer — 44Can Communication — 45Multiplex Communication — 20Power Distribution — 5Power Steering — 29Steering Column — 29Air Conditioning — 108Door Lock — 88Engine Hood / Door — 16Engine Immobiliser — 47Exterior — 55Horn — 5Interior — 18Interior Panel — 8Lighting — 93Meter / Gauge / Display — 31Mirror — 22Other System — 24Pre-collision — 40Seat — 52Seat Belt — 40Sliding Roof — 26Supplemental Restraint Systems — 139Theft Deterrent — 20Window / Glass — 53Wiper / Washer — 24
~1min read
DIAGNOSTIC TROUBLE CODE CHART Differential System (w/ Differential Lock)

DTC Code

Detection Item

See page

P163B

4WD ECU Malfunction

P17BB

Rear Differential Lock Position SW Stuck OFF

P17BC

Rear Differential Lock Position SW Stuck ON

P17C0

Rear Differential Lock Solenoid Circuit Low

P17C1

Rear Differential Lock Solenoid Circuit High

P17CC

Rear Differential Lock Control SW Stuck ON

U0122

Lost Communication with Vehicle Dynamics Control Module

U0416

Invalid Data Received from Vehicle Dynamics Control Module

Test yourself

A quick Toyota Tacoma quiz: every answer comes with an explanation and a link to the manual page.