DESCRIPTION
Using current from the TCM, the shift solenoid valve SL1 controls the C1 clutch pressure in accordance with the requested shift mode.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
MIL |
Memory |
Note |
---|---|---|---|---|---|---|
P074512 |
Pressure Control Solenoid "A" Circuit Short to Battery |
A short to +B is detected in the shift solenoid valve SL1 circuit for 1 second or more (1-trip detection logic). |
|
Comes on |
DTC stored |
SAE Code: P0963 |
MONITOR DESCRIPTION
This DTC indicates a short to +B in the shift solenoid valve SL1 circuit. If there is a short to +B in the shift solenoid valve SL1 circuit, the TCM detects the malfunction, illuminates the MIL and stores this DTC.
MONITOR STRATEGY
Related DTCs |
P0963: Pressure control solenoid "A" (Shift solenoid valve SL1)/Range check (High current) |
Required sensors/Components |
Shift solenoid valve SL1 |
Frequency of operation |
Continuous |
Duration |
1 sec. |
MIL operation |
Immediate |
Sequence of operation |
None |
TYPICAL ENABLING CONDITIONS
All
The monitor will run whenever the following DTCs are not stored |
None |
Solenoid current cut status |
Not cut |
Ignition switch |
ON |
Starter |
OFF |
Auxiliary battery voltage |
8 V or more and 11.499 V or less |
Target current (0.1 sec. or more) |
0.9 A or less |
Auxiliary battery voltage |
11.5 V or more and 16 V or less |
Target current (0 sec. or more) |
1 A or less |
TYPICAL MALFUNCTION THRESHOLDS
Any of the following conditions are met: Condition (A) or (B)
Condition (A)
Auxiliary battery voltage |
8 V or more and 11.499 V or less |
Solenoid current |
More than 1.145 A |
Auxiliary battery voltage |
11.5 V or more and 16 V or less |
Solenoid current |
More than 1.22 A |
COMPONENT OPERATING RANGE
Both of the following conditions are met: Condition (A) and (B)
Condition (A)
Auxiliary battery voltage |
8 V or more and 11.499 V or less |
Solenoid current |
1.145 A or less |
Auxiliary battery voltage |
11.5 V or more and 16 V or less |
Solenoid current |
1.22 A or less |
CONFIRMATION DRIVING PATTERN
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
HINT:
Click here
Click here
HINT:
[*1]: Normal judgment procedure.
The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.
GTS Display |
Description |
---|---|
NORMAL |
|
ABNORMAL |
|
INCOMPLETE |
|
N/A |
|
HINT:
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
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PROCEDURE
1. |
INSPECT TRANSMISSION WIRE (SHIFT SOLENOID VALVE SL1) |
(a) Disconnect the transmission wire connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
2 (SL1+) - Other terminals |
Always |
10 kΩ or higher |
7 (SL1-) - Other terminals |
Always |
10 kΩ or higher |
(c) Connect the transmission wire connector.
NG |
GO TO STEP 4 |
|
2. |
CHECK HARNESS AND CONNECTOR (TRANSMISSION WIRE - TCM) |
(a) Disconnect the C80 TCM connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
C80-38 (SL1+) - Other terminals |
Always |
10 kΩ or higher |
C80-37 (SL1-) - Other terminals |
Always |
10 kΩ or higher |
(c) Connect the C80 TCM connector.
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (TRANSMISSION WIRE - TCM) |
|
3. |
REPLACE TCM |
Click here
NEXT |
PERFORM REGISTRATION AND INITIALIZATION for Registration: Click here for Initialization: Click here |
4. |
INSPECT TRANSMISSION WIRE |
(a) Disconnect the C61 transmission wire connector.
*1 |
Transmission Valve Body Assembly |
*2 |
Shift Solenoid Valve SL1 |
*3 |
Transmission Wire |
- |
- |
*a |
Shift Solenoid Valve Side |
*b |
Wire Harness Connector Side |
(b) Disconnect the transmission wire connector from the shift solenoid valve SL1.
Click here
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 (shift solenoid valve side) or 2 (SL1+) (wire harness connector side) - All other terminals |
Always |
10 kΩ or higher |
2 (shift solenoid valve side) or 7 (SL1-) (wire harness connector side) - All other terminals |
Always |
10 kΩ or higher |
NG |
REPLACE TRANSMISSION WIRE |
|
5. |
REPLACE TRANSMISSION VALVE BODY ASSEMBLY |
Click here
NEXT |
PERFORM REGISTRATION AND INITIALIZATION for Registration: Click here for Initialization: Click here |