Toyota Camry (XV70): Pressure Control Solenoid "H" Actuator Stuck Off (P28167F)
Toyota Camry Repair Manual XV70 (2018-2024) / Drivetrain / Ua80e (automatic Transmission / Transaxle) / Automatic Transaxle System / Pressure Control Solenoid "H" Actuator Stuck Off (P28167F)
DESCRIPTION
Based on signals from the transmission revolution sensors (NT and NC), the actual gear is detected.
The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical malfunctions of the solenoid valves, transmission valve body assembly and automatic transaxle assembly (clutch, brake, gear, etc.).
Actual gear when solenoid (SL5) valve malfunction occurs (without fail-safe control):|
ECM commanded gear | 1st |
2nd | 3rd |
4th | 5th |
6th | 7th |
8th |
|---|---|---|---|---|---|---|---|---|
| *: Neutral | ||||||||
| Actual gear during SL5 stuck ON malfunction |
N* | 2nd |
3rd | 4th |
5th | 6th |
7th | 8th |
|
Actual gear during SL5 stuck OFF malfunction |
1st | N* |
3rd | 4th |
5th | 6th |
7th | N* |
|
DTC No. | Detection Item |
DTC Detection Condition | Trouble Area |
MIL | Memory |
Note |
|---|---|---|---|---|---|---|
| P28167F |
Pressure Control Solenoid "H" Actuator Stuck Off |
All of the following conditions are met (2-trip detection logic):
|
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DESCRIPTION The engine control unit and transmission control unit are located inside the ECM. The engine control unit intercommunicates with the transmission control unit using CAN communication.
If
Transmission Control Switch Circuit
DESCRIPTION When the shift lever is in S and moved toward "-" or "+", it is possible to select different shift ranges (S1 to S8).
Moving the shift lever toward "+" increases the shift range by one,
Shift Paddle Switch Circuit
DESCRIPTION Moving the shift lever to S enables the shift range to be selected. The shift range can be selected by operating the "+" or "-" shift paddle switch. WIRING DIAGRAM
CAUTION / NOTICE / HI
SEE MORE:
Steering wheel
Adjustment procedure
1. Hold the steering wheel and
push the lever down.
2. Adjust to the ideal position by
moving the steering wheel horizontally
and vertically.
After adjustment, pull the lever up
to secure the steering wheel.
Horn
To sound the horn, press on or
close to the mark.
Changing shift ranges in S mode
When the shift lever is in the S position, the shift lever or paddle shift
switches (if equipped) can be operated as follows:
Shift lever
Paddle shift switches (if
equipped)
Upshifting
Downshifting
The initial shift range in S mode is set automatically to 4, 5 or 6
according to veh
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