Toyota Tacoma 2015-2018 Service Manual: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT SHIFT LEVER POSITION
(a) When moving the shift lever from P to each position with the ignition switch ON and the brake pedal depressed, check that the shift lever moves smoothly and correctly into position.
(b) Start the engine and check that the vehicle moves forward when the shift lever is moved from N to D and moves rearward when the shift lever is moved to R.
If the operation is not as specified, inspect the park/neutral position switch and transmission floor shift assembly.
2. INSPECT SHIFT LOCK OPERATION
(a) Move the shift lever to P.
(b) Turn the ignition switch off.
(c) Check that the shift lever cannot be moved from P to any other position.
(d) Turn the ignition switch to ON, depress the brake pedal, and check that the shift lever can be moved to other position.
If the operation is not as specified, inspect the transmission floor shift assembly.
3. INSPECT SHIFT LOCK RELEASE BUTTON OPERATION
(a) Move the shift lever to P.
(b) Turn the ignition switch off.
(c) Remove the shift lock release button cover.
(d) When moving the shift lever with the shift lock release button pressed, check that the shift lever can be moved from P to any other position.
If the operation is not as specified, inspect the transmission floor shift assembly.
(e) Install the shift lock release button cover.
4. INSPECT KEY INTERLOCK OPERATION (w/o Smart Key System)
(a) Turn the ignition switch to ON.
(b) Depress the brake pedal and move the shift lever to any position other than P.
(c) Check that the ignition key cannot be turned to LOCK.
(d) Move the shift lever to P, turn the ignition key to LOCK and check that the ignition key can be removed.
If the operation is not as specified, inspect the transmission floor shift assembly.
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE SHIFT LOCK RELEASE BUTTON COVER
(a) Using a screwdriver with its tip wrapped in protective tape, detach the 2
claws to remove the shift lock release button cover f ...
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT CONSOLE BOX
(See page )
2. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY
(a) Move the shift lever to N.
(b) Disconnect the end of the transmission control ca ...
Other materials:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
of probability in the "Suspected Area" column of the table. Check each symptom by
check ...
Pressure Control Solenoid "C" Electrical (Shift Solenoid Valve SL3) (P0798)
DESCRIPTION
Changing from 1st to 6th is performed by the ECM turning shift solenoid valves
SL1, SL2, SL3 and SL4 on and off. If an open or short circuit occurs in any of the
shift solenoid valves, the ECM controls the remaining normal shift solenoid valves
to allow the vehicle to be operated ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT OIL PUMP RELIEF VALVE
(a) Coat the oil pump relief valve with engine oil and check that it
falls smoothly into the valve hole by its own weight.
If the valve does not fall smoothly, replace the timing chain cover assembly.
...
