DTC P1702-9F: AT Solenoids Operation Shutdown Circuit Stuck Off [10/2022 - ]: Description
WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
The ECM detects a malfunction in the current cut circuit used to transition to a fail-safe gear position.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | DTC Output from | Priority | Note |
|---|---|---|---|---|---|---|---|
| P1702-9F | AT Solenoids Operation Shutdown Circuit Stuck Off | Once 5 seconds elapse after the vehicle is parked and the ignition switch is turned off, any of the following conditions is continuously met for 0.1 seconds or more during a solenoid current cut request (1-trip detection logic).
|
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Does not come on | Transmission | A | SAE Code: P1702 |
DTC DETECTION CONDITION PATTERNS:
| Vehicle Condition | ||||||
|---|---|---|---|---|---|---|
| Pattern 1 | Pattern 2 | Pattern 3 | Pattern 4 | Pattern 5 | ||
| Diagnostic Condition | When a solenoid current cut request is sent after 5 seconds elapse after the vehicle is parked and the ignition switch is turned off | ◦ | ◦ | ◦ | ◦ | ◦ |
| Malfunction Condition | Solenoid (SL1) valve actual current value is 0.3 A or higher | ◦ | - | - | - | - |
| Solenoid (SL2) valve actual current value is 0.3 A or higher | - | ◦ | - | - | - | |
| Solenoid (SL3) valve actual current value is 0.3 A or higher | - | - | ◦ | - | - | |
| Solenoid (SL4) valve actual current value is 0.3 A or higher | - | - | - | ◦ | - | |
| Solenoid (SL5) valve actual current value is 0.3 A or higher | - | - | - | - | ◦ | |
| Duration | 0.1 seconds or more | 0.1 seconds or more | 0.1 seconds or more | 0.1 seconds or more | 0.1 seconds or more | |
| Detection Logic | 1 trip detection logic | 1 trip detection logic | 1 trip detection logic | 1 trip detection logic | 1 trip detection logic | |
DTC DETECTION CONDITION PATTERNS:
| Vehicle Condition | |||||
|---|---|---|---|---|---|
| Pattern 6 | Pattern 7 | Pattern 8 | Pattern 9 | ||
| Diagnostic Condition | When a solenoid current cut request is sent after 5 seconds elapse after the vehicle is parked and the ignition switch is turned off | ◦ | ◦ | ◦ | ◦ |
| Malfunction Condition | Solenoid (SL6) valve actual current value is 0.3 A or higher | ◦ | - | - | - |
| Solenoid (SLT) valve actual current value is 0.3 A or higher | - | ◦ | - | - | |
| Solenoid (SLU) valve actual current value is 0.3 A or higher | - | - | ◦ | - | |
| Solenoid (SL) valve is ON | - | - | - | ◦ | |
| Duration | 0.1 seconds or more | 0.1 seconds or more | 0.1 seconds or more | 0.1 seconds or more | |
| Detection Logic | 1 trip detection logic | 1 trip detection logic | 1 trip detection logic | 1 trip detection logic | |