K313 CVT CONTINUOUSLY VARIABLE TRANSAXLE SYSTEM P2822 Pressure Control Solenoid "J" Electrical (Shift Solenoid Valve SLP) | Toyota Corolla/Altis NZE17/ZRE17 2017 Service Manual

DESCRIPTION

According to current control by the ECM, the shift solenoid valve SLP controls primary pulley pressure in accordance with the requested gear ratio to perform gear ratio changes.

5.74,1.281 5.083,1.49 5.083,1.49 5.75,0.74 true 5.042,0.938 4.625,0.188 4.625,0.188 4.375,0.188 true 4.5,0.833 4.333,0.5 4.333,0.5 4.083,0.5 true 1.156,0.625 1.792,1.115 0.635,0.49 10 false *a 1.969,1.448 3.729,1.698 1.76,0.25 10 false *b 4.188,0.104 5.198,0.313 1.01,0.208 10 false *1 3.875,0.427 4.885,0.635 1.01,0.208 10 false *2 4.896,1.417 5.906,1.625 1.01,0.208 10 false *3

*1	Spool Valve	*2	Sleeve
*3	Solenoid Coil	-	-
*a	Hydraulic Pressure	*b	Current Flow to Solenoid

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Memory
P2822	Pressure Control Solenoid "J" Electrical (Shift Solenoid Valve SLP)	1. Diagnosis Condition 2. Malfunction Status 3. Malfunction Time 4. Other 1. The vehicle is being driven. 2. An open or short in the shift solenoid valve SLP circuit is detected. 3. 1.049 seconds or more 4. 1-trip detection logic	· Wire harness or connector · Continuously variable transaxle assembly (Shift solenoid valve SLP) · ECM	Comes on	DTC stored

MONITOR DESCRIPTION

This DTC indicates an open or short in the shift solenoid valve SLP circuit. If there is an open or short in the shift solenoid valve SLP circuit, the ECM detects the problem, illuminates the MIL and stores this DTC.

WIRING DIAGRAM

0.844,1.958 4.51,2.156 3.667,0.198 10 false Shift Solenoid Valve SLP 1.021,2.75 3.646,3.115 2.625,0.365 10 false Continuously Variable Transaxle Assembly (Transmission Wire) 1.031,2.583 1.49,2.781 0.458,0.198 10 false B18 5.76,2.698 6.219,2.896 0.458,0.198 10 false B64 5.76,2.854 6.219,3.052 0.458,0.198 10 false ECM 3.885,0.76 4.344,0.958 0.458,0.198 10 false SLP+ 3.896,1.531 4.354,1.729 0.458,0.198 10 false SLP- 5.583,0.885 6.042,1.083 0.458,0.198 10 false SLP+ 5.573,1.656 6.031,1.854 0.458,0.198 10 false SLP- 5.281,0.76 5.594,0.958 0.313,0.198 10 false 39 5.281,1.531 5.594,1.729 0.313,0.198 10 false 38 4.365,0.76 4.677,0.958 0.313,0.198 10 false 4 4.375,1.542 4.688,1.74 0.313,0.198 10 false 11

CAUTION / NOTICE / HINT

NOTICE:: ·

Perform initialization when parts related to the continuously variable transaxle are replaced.

Click hereDrivetrain>K313 CVT>CONTINUOUSLY VARIABLE TRANSAXLE SYSTEM>INITIALIZATION

·

Check that no DTCs are stored after performing initialization.

Click hereDrivetrain>K313 CVT>CONTINUOUSLY VARIABLE TRANSAXLE SYSTEM>DTC CHECK / CLEAR

PROCEDURE

1.INSPECT TRANSMISSION WIRE (SHIFT SOLENOID VALVE SLP)

a.

0.917,0.396 1.156,0.396 1.156,0.396 1.479,0.885 true 0.99,1.615 1.229,1.615 1.229,1.615 1.49,1.198 true 0.198,0.219 0.51,0.417 0.313,0.198 10 *a 0.635,1.552 1.063,1.75 0.427,0.198 10 SLP- 0.552,0.323 1.094,0.49 0.542,0.167 10 SLP+

*a	Component without harness connected (Transmission Wire)

Disconnect the B18 transmission wire connector.

b.

Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
4 (SLP+) - 11 (SLP-)	20°C (68°F)	5.0 to 5.6 Ω
4 (SLP+) - Body ground and other terminals	Always	10 kΩ or higher
11 (SLP-) - Body ground and other terminals	Always	10 kΩ or higher

c.

Connect the B18 transmission wire connector.

Result:

Proceed to
OK
NG

OK

2.CHECK HARNESS AND CONNECTOR (TRANSMISSION WIRE - ECM)

NG

4.REPLACE CONTINUOUSLY VARIABLE TRANSAXLE ASSEMBLY

2.CHECK HARNESS AND CONNECTOR (TRANSMISSION WIRE - ECM)

a.

Disconnect the B64 ECM connector.

b.

Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
B64-39 (SLP+) - B64-38 (SLP-)	20°C (68°F)	5.0 to 5.6 Ω
B64-39 (SLP+) - Body ground and other terminals	Always	10 kΩ or higher
B64-38 (SLP-) - Body ground and other terminals	Always	10 kΩ or higher