DTC P3147-79: Transmission (Shaft) Mechanical Linkage Failure [11/2023 - ]: Procedure

1. Check for DTCs.

   Powertrain > Engine > Trouble Codes 

   Result

   Result	Proceed to
   No DTCs are output, or DTCs except the ones in the table below are also output.	A
   Any of the following DTCs are also output.	B

   Relevant DTC
   P0335-11	Crankshaft Position Sensor "A" Circuit Short to Ground
   P0335-15	Crankshaft Position Sensor "A" Circuit Short to Battery or Open
   P0335-2A	Crankshaft Position Sensor "A" Signal Stuck in Range
   P0335-31	Crankshaft Position Sensor "A" No Signal

2. Turn the ignition switch off.

Result: 

B 

GO TO DTC CHART (SFI SYSTEM) 

Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2023 - 11/2024] , or refer to DIAGNOSTIC TROUBLE CODE CHART [11/2024 - ]

Result: 

A 

See step  2

1. Check for DTCs.

   Powertrain > Motor Generator > Trouble Codes 

   Result

   Result	Proceed to
   P3147-79 only is output, or DTCs except the ones in the table below are also output.	A
   DTCs of motor generator control system in the table below are output.	B

   Malfunction Content	System	Relevant DTC
   Sensor and actuator circuit malfunction	Motor generator control system	P0A3F-16	Drive Motor "A" Position Sensor Circuit Voltage Below Threshold
   		P0C50-13	Drive Motor "A" Position Sensor Circuit "A" Circuit Open
   		P0C50-16	Drive Motor "A" Position Sensor Circuit "A" Circuit Voltage Below Threshold
   		P0C50-17	Drive Motor "A" Position Sensor Circuit "A" Circuit Voltage Above Threshold
   		P0C5A-13	Drive Motor "A" Position Sensor Circuit "B" Circuit Open
   		P0C5A-16	Drive Motor "A" Position Sensor Circuit "B" Circuit Voltage Below Threshold
   		P0C5A-17	Drive Motor "A" Position Sensor Circuit "B" Circuit Voltage Above Threshold
   		P0A3F-21	Drive Motor "A" Position Sensor Signal Amplitude < Minimum
   		P0A3F-22	Drive Motor "A" Position Sensor Signal Amplitude > Maximum
   Microcomputer malfunction	Motor generator control system	P1CB0-38	Drive Motor "A" Position Sensor REF Signal Frequency Incorrect
   		P1C62-1F	Generator Control Module Offset Power Circuit Intermittent
   		P1CAD-49	Drive Motor "A" Position Sensor Internal Electronic Failure
   Power source circuit malfunction	Motor generator control system	P06B0-1C	Generator Control Module Position Sensor REF Power Source Circuit Voltage Out of Range

2. Turn the ignition switch off.

Result: 

B 

GO TO DTC CHART (MOTOR GENERATOR CONTROL SYSTEM)  . Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2023 - ]

Result: 

A 

See step  3

Refer to PROCEDURE - Step 1

Result

Result: 

NG 

See step  8

Result: 

OK 

See step  4

Refer to PROCEDURE - Step 2

Result

Result: 

NEXT 

See step  5

Refer to PROCEDURE - Step 3

Result

Result: 

NG 

REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY 

Refer to REMOVAL [11/2023 - ]

Result: 

OK 

See step  6

Refer to PROCEDURE - Step 4

Result

Result: 

NG 

REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY 

Refer to REMOVAL [11/2023 - ]

Result: 

OK 

See step  7

1. Check that the hybrid transaxle fluid level is not extremely low.

   Refer to ON-VEHICLE INSPECTION [11/2023 - ]

2. Drain the hybrid transaxle fluid.

   Refer to REPLACEMENT [12/2019 - ]

3. Check that the hybrid transaxle fluid is not contaminated by foreign matter.

   OK

   - The hybrid transaxle fluid level is not extremely low.

   - No foreign matter in the hybrid transaxle fluid.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE TRANSMISSION INPUT DAMPER ASSEMBLY 

Refer to REMOVAL [11/2023 - ]

Result: 

NG 

REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY 

Refer to REMOVAL [11/2023 - ]

Refer to PROCEDURE - Step 6

Result

Result: 

OK 

REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY 

Refer to REMOVAL [11/2023 - ]

Result: 

NG 

REPAIR OR REPLACE ENGINE