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DTC P0C2D:00 [TCM (ET6A-EL, ET6AX-EL) (E)]

DTC P0C2D:00 [TCM (ET6A-EL, ET6AX-EL) (E)]

id0502q98327r2

Outline

System malfunction location	Electric AT oil pump rotation malfunction
Detection condition	• The actual electric AT oil pump rotation speed under the following conditions is 100 rpm or less for a continuous 10 s: ― Electric AT oil pump rotation speed command value is 500 rpm or more. ― Electric AT oil pump relay is ON. ― DTC P2796:00 is not recorded.
Fail-safe	• Inhibits i-stop control.
Possible cause	• Electric AT oil pump connector or terminals malfunction • TCM connector or terminals malfunction • Short to ground in electric AT oil pump status signal circuit • Short to power supply in electric AT oil pump status signal circuit • Open circuit in electric AT oil pump status signal circuit • Electric AT oil pump malfunction

Diagnostic Procedure

Step	Inspection	Results	Action
1	VERIFY RELATED REPAIR INFORMATION OR SERVICE INFORMATION AVAILABILITY • Verify related Service Bulletins, on-line repair information, or Service Information availability. • Is any related information available?	Yes	Perform repair or diagnosis according to the available information. • If the vehicle is not repaired, go to the next step.
1		No	Go to the next step.
2	INSPECT ELECTRIC AT OIL PUMP CONNECTOR CONDITION • Inspect the applicable connector and terminal. (See CONNECTOR INSPECTION.) • Are the connector and terminal normal?	Yes	Go to the next step.
2		No	Repair or replace the malfunctioning location and perform the repair completion verification.
3	INSPECT TCM CONNECTOR CONDITION • Inspect the applicable connector and terminal. (See CONNECTOR INSPECTION.) • Are the connector and terminal normal?	Yes	Go to the next step.
3		No	Repair or replace the malfunctioning location and perform the repair completion verification.
4	INSPECT ELECTRIC AT OIL PUMP STATUS SIGNAL CIRCUIT FOR SHORT TO GROUND • Inspect the applicable circuit for a short to ground. (See CIRCUIT INSPECTION.) • Is the circuit normal?	Yes	Go to the next step.
4		No	Repair or replace the malfunctioning location and perform the repair completion verification.
5	INSPECT ELECTRIC AT OIL PUMP STATUS SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY • Inspect the applicable circuit for a short to power supply. (See CIRCUIT INSPECTION.) • Is the circuit normal?	Yes	Go to the next step.
5		No	Repair or replace the malfunctioning location and perform the repair completion verification.
6	INSPECT ELECTRIC AT OIL PUMP STATUS SIGNAL CIRCUIT FOR OPEN CIRCUIT • Inspect the applicable circuit for open circuit. (See CIRCUIT INSPECTION.) • Is the circuit normal?	Yes	Replace the electric AT oil pump and perform the repair completion verification. (See ELECTRIC AT OIL PUMP REMOVAL/INSTALLATION [ET6A-EL, ET6AX-EL].)
6		No	Repair or replace the malfunctioning location and perform the repair completion verification.
Repair completion verification	VERIFY DTC TROUBLESHOOTING COMPLETED • Install/connect the part removed/disconnected during the troubleshooting procedure. • Clear the DTC using the M-MDS. (See CLEARING DTC.) • Perform the following procedure to ensure that the DTC has been resolved: 1. Operate i-stop for 30 s or more. 2. Repeat Step 1 operation above 2 times. • Perform the DTC inspection using the M-MDS. (See DTC INSPECTION.) • Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See ON-BOARD DIAGNOSTIC SYSTEM DTC TABLE [TCM (ET6A-EL, ET6AX-EL) (E)].)
Repair completion verification		No	DTC troubleshooting completed.