DTC P0894

id050200809600

DTC P0894

Forward clutch power transmission malfunction

DETECTION CONDITION

• With the engine running and the selector lever in the D or M range, all of the following conditions are met:
- ATF temperature 20 °C {68 °F} or more
- Vehicle speed 0 km/h {0 mph} (brake on)
- Even when 3 s or more has passed since the engine has started, the turbine speed will not decrease to less than 187 rpm.
Diagnostic support note:
• This is a continuous monitor (CCM).
• The MIL illuminates if the PCM detects the above malfunction condition in two consecutive drive cycles or in one drive cycle while the DTC for the same malfunction has been stored in the PCM.
• A PENDING CODE is not available.
• FREEZE FRAME DATA is not available.
• The AT warning light illuminates.
• DTCs are stored in the PCM memory.

POSSIBLE CAUSE

• Forward clutch not engaged or slipped
• Short to power supply in wiring harness between shift solenoid A terminal B and PCM terminal 1AZ (ZY, Z6)/1B (LF, L3)
• Shift solenoid A stuck on
• VSS malfunction
• PCM malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1

VERIFY FREEZE FRAME DATA HAS BEEN RECORDED

• Has the FREEZE FRAME DATA been recorded?
Yes
Go to the next step.
No
Record the FREEZE FRAME DATA on the repair order, then go to the next step.
2

VERIFY DTCS

• Turn the ignition switch to the LOCK position, then to the ON position.
• Verify the DTCs in the PCM memory.
• Are DTCs P0500, P0752, and P0753 output?
Yes
Go to the applicable DTC inspection.
(See DTC TABLE.)
No
Replace the forward clutch, then go to the next step.
3

VERIFY TROUBLESHOOTING OF DTC P0894 COMPLETED

• Make sure to reconnect all the disconnected connectors.
• Clear the DTC from the memory using the WDS or equivalent.
• Warm up the engine.
• With the selector lever in the D range and the vehicle stopped (brake on), wait 3 s or more.
• Are any DTCs present?
Yes
Replace the PCM, then go to the next step.
No
No concern is detected. Go to the next step.
4
VERIFY AFTER REPAIR PROCEDURE
• Perform the "After Repair Procedure".
• Are any DTCs present?
Yes
Go to the applicable DTC inspection.
(See DTC TABLE.)
No
DTC troubleshooting completed.