Toyota Tacoma 2015-2018 Service Manual: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
TOUCH SELECT 2-4 AND HIGH-LOW SYSTEM|
DTC Code |
Detection Item |
See page |
|---|---|---|
|
P163B |
4WD ECU Malfunction |
|
|
P17A0 |
Automatic Disconnecting Differential Motor Control Circuit Open |
|
|
P17A4 |
Automatic Disconnecting Differential Motor Limit Switch Circuit |
|
|
P17A8 |
Transfer Shift Motor Control Circuit Circuit Open |
|
|
P17A9 |
Transfer Shift Motor Control Circuit Low |
|
|
P17AA |
Transfer Shift Motor Control Circuit High |
|
|
P17AC |
Transfer Shift Motor Limit Switch Circuit |
|
|
P17C7 |
Front Differential Oil Temperature Sensor Circuit Low |
|
|
P17C8 |
Front Differential Oil Temperature Sensor Circuit High |
|
|
P2772 |
Four Wheel Drive (4WD) Low Switch Circuit Range / Performance |
|
|
P279E |
Four Wheel Drive (4WD) Range Signal Circuit Range / Performance |
|
|
U0100 |
Lost Communication with ECM / PCM "A" |
|
|
U0122 |
Lost Communication with Vehicle Dynamics Control Module |
|
|
U0416 |
Invalid Data Received From Vehicle Dynamics Control Module |
|
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Freeze Frame Data
FREEZE FRAME DATA
1. FREEZE FRAME DATA
(a) When a DTC is stored, the 4 wheel drive control ECU stores the current vehicle
state as Freeze Frame Data.
HINT:
Freeze Frame Data at the time a DTC is ...
Front Differential Oil Temperature Sensor Circuit Low (P17C7)
DESCRIPTION
This DTC is output when a short to ground in the oil temperature sensor is detected.
DTC No.
Detection Item
DTC Detection Condition
Trouble Ar ...
Other materials:
Passenger Side Buckle Switch Circuit Malfunction (B1771)
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant detection ECU
and the front seat inner belt assembly RH.
DTC B1771 is recorded when a malfunction is detected in the passenger side buckle
switch circuit.
Troubleshoot DTC B1771 first when DTCs B1771 and B1795 are o ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL MASTER CYLINDER RESERVOIR GROMMET
(a) Apply lithium soap base glycol grease to 2 new grommets.
(b) Install the 2 grommets onto the brake master cylinder reservoir.
2. INSTALL BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY
(a) Install the brake master cylinder reservoi ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT FLUID LEVEL IN RESERVOIR
(a) Check the fluid level.
If the brake fluid level is lower than the MIN line, check for leaks and inspect
the disc brake pads. If necessary, refill the reservoir with brake fluid to the
MAX line after repair or replaceme ...