AUTOMATIC TRANSMISSION -Troubleshooting 23-22 Code No. 23 Output shaft speed sensor systemProbable cause If the output from the output shaft speed sensor is 50% or less continuously for 1 second or more while the vehicle is driving at 30 km/h or more in 4th, it is judged that there is ashort-circuit oropencircuit in the output shaft speed sensor, and code No. 23 is output. If code No. 23 is output 4 times, the transmission is locked at 3rd gear (D) or 2nd gear (downshift operation in Sports mode) as a fail-safe measure, and the N range indicator lampflashes at 1 Hz.DMalfunction of output shaft speed sensor DMalfunction of direct planetary carrier DMalfunction of harness or connector DMalfunction of engine-A/T-ECU <6G7> DMalfunction of A/T-ECU<4M4> LRefer to the Transmission Workshop Manual. NG Repair NG Transient malfunction (Refer to GROUP 00 - Points to Note for Transient Malfunctions.) OK NG Check the following connectors: <6G7> D-122,<4M4>D-108 To the nextpage NG OK NG RepairCheck the following connectors: <6G7> D-122,<4M4>D-108 Replace the engine-A/T-ECU or A/T-ECU. OKMUT- IIData List DNo. 23 Output shaft speed sensor system OK:Refer to P.23-61 (Data List Chart). Repair OK OK NG Check the trouble symptoms. OK Measure at engine-A/T-ECU connector D-121 <6G7>, or at A/T-ECU connector D-107 <4M4>. DMeasure at the ECU terminals DIgnition switch: ON D<6G7>Voltage between terminals 81 and earth D<4M4> Voltage between terminal 43 and earth OK:0.5 V or less Replace the engine-A/T-ECU or A/T-ECU. NGCheck the trouble symptoms. NG Check the trouble symptoms. Check the following connectors: <6G7> D-121, D-122,<4M4>D-108 Replace the engine-A/T-ECU or A/T-ECU. OK Measure at engine-A/T-ECU connector D-122 <6G7>, or at A/T-ECU connector D-108 <4M4>. DMeasure at the ECU terminals DDisconnect C-02 DIgnition switch: ON D<6G7>Voltage between terminals 104 and earth D<4M4> Voltage between terminal 32 and earth OK:4.8 - 5.2 VNG Measure the output wave pattern of the output shaft speed sensor at engine-A/T-ECU connectors D-121 and D-122 <6G7>, or at A/T-ECU connector D-108<4M4>(using an oscilloscope). DVehicle speed: approx. 50 km/h DShift range: 4th D<6G7> Voltage between terminal 81 of D-121 and terminal 104 of D-122 D<4M4> Voltage between terminal 32 of D-108 and terminal 43 of D-108 OK:A wave pattern such as the one shown on P.23-69 (Check Procedure Using an Oscilloscope) should be output, and the maximum value should be 4.8 V or more and the minimumval- ue should be 0.8 V or less. There should be no noise in the output wave pattern.NG Repair NG www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
AUTOMATIC TRANSMISSION -Troubleshooting 23-26 Code No. 31 LR solenoid valve systemProbable cause If the drive terminal voltage of the LR solenoid valve is 3.0 V or less, it is judged that there is ashort-circuit oropencircuit in the LR solenoid valve, and the corresponding code is output. The transmission will be fixed in 3rd as a fail-safe measure, and the N range indicator will flash at a rate of 1 Hz.DMalfunction of LR solenoid valve DMalfunction of harness or connector DMalfunction of engine-A/T-ECU <6G7> DMalfunction of A/T-ECU<4M4> LRefer to the Transmission Workshop Manual. NO YES OK MUT- IISelf-Diag Code DIs code No. 54 output?Code No. 54 - A/T control relay system check (Refer to P.23-103.) OK NG Transient malfunction (Refer to GROUP 00 - Points to Note for Transient Malfunctions.)MUT- IIActuator Test DNo. 1 LR solenoid valve OK:Sound of operation can be heard OK Check the following connectors:<6G7> D-122,<4M4>D-109 OK NG NG Replace the engine-A/T-ECU or A/T-ECU. Repair OK Check the trouble symptoms. OK NG Check the following connectors:E-113, D-12 NG Repair Check the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary. Check the following connectors:<6G7> D-122, E-113, D-12 <4M4> D-109, E-113,D-12NG NG RepairCheck the following connector:C-04 Replace the LR solenoid valve L OK Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the solenoid valve side. DResistance between terminals 6 and 10 OK:2.7 - 3.4 W OK Measure at engine-A/T-ECU connector D-122 <6G7>, or at A/T-ECU connector D-109 <4M4>. DMeasure at the ECU terminals DIgnition switch: ON D<6G7> Voltage between terminal 129 and earth D<4M4> Voltage between terminal 62 and earth OK:System voltage DCheck the harness between the solenoid valve assembly and the engine-A/T-ECU, and repair if necessary. <6G7> DCheck the harness between the solenoid valve assembly and the A/T-ECU, and repair if necessary.<4M4> DCheck the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary.NG Repair NG Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the harness side. DIgnition switch: ON DVoltage between terminal 10 and earth OK:System voltage www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
AUTOMATIC TRANSMISSION -Troubleshooting 23-27 Code No. 32 UD solenoid valve systemProbable cause If the drive terminal voltage of the UD solenoid valve is 3.0 V or less, it is judged that there is ashort-circuit oropencircuit in the UD solenoid valve, and the corresponding code is output. The transmission will be fixed in 3rd as a fail-safe measure, and the N range indicator will flash at a rate of 1 Hz.DMalfunction of UD solenoid valve DMalfunction of harness or connector DMalfunction of engine-A/T-ECU <6G7> DMalfunction of A/T-ECU<4M4> LRefer to the Transmission Workshop Manual. NO YES OK MUT- IISelf-Diag Code DIs code No. 54 output?Code No. 54 - A/T control relay system check (Refer to P.23-103.) OKNG Transient malfunction (Refer to GROUP 00 - Points to Note for Transient Malfunctions.)MUT- IIActuator Test DNo.2 UD solenoid valve OK:Sound of operation can be heard OK Check the following connectors:<6G7> D-122,<4M4>D-107 OK NG NG Replace the engine-A/T-ECU or A/T-ECU. Repair OK NG Check the trouble symptoms. OK NG Check the following connectors:E-113, D-12 NG Repair Check the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary. Check the following connectors:<6G7> D-122, E-113, D-12, <4M4> D-107, E-113,D-12NG NG RepairCheck the following connector:C-04 Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the harness side. DIgnition switch: ON DVoltage between terminals 9 and earth OK:System voltage Replace the UD solenoid valve. L OK Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the solenoid valve side. DResistance between terminals 3 and 9 OK:2.7 - 3.4 W OK Measure at engine-A/T-ECU connector D-122 <6G7>, or at A/T-ECU connector D-107 <4M4>. DMeasure at the ECU terminals DIgnition switch: ON D<6G7> Voltage between terminal 120 and earth D<4M4> Voltage between terminal 1 and earth OK:System voltage DCheck the harness between the solenoid valve assembly and the engine-A/T-ECU, and repair if necessary. <6G7> DCheck the harness between the solenoid valve assembly and the A/T-ECU, and repair if necessary.<4M4> DCheck the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary.NG Repair www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
AUTOMATIC TRANSMISSION -Troubleshooting 23-28 Code No. 33 2nd solenoid valve systemProbable cause If the drive terminal voltage of the 2nd solenoid valve is 3.0 V or less, it is judged that there is ashort-circuit oropencircuit in the 2nd solenoid valve, and the corresponding code is output. The transmission will be fixed in 3rd as a fail-safe measure, and the N range indicator will flash at a rate of 1 Hz.DMalfunction of 2nd solenoid valve DMalfunction of harness or connector DMalfunction of engine-A/T-ECU <6G7> DMalfunction of A/T-ECU<4M4> LRefer to the Transmission Workshop Manual. NO YES OK MUT- IISelf-Diag Code DIs code No. 54 output?Code No. 54 - A/T control relay system check (Refer to P.23-103.) OK NG Transient malfunction (Refer to GROUP 00 - Points to Note for Transient Malfunctions.)MUT- IIActuator Test DNo. 3 2nd solenoid valve OK:Sound of operation can be heard OK Check the following connectors:<6G7> D-122,<4M4>D-107 OK NG NG Replace the engine-A/T-ECU or A/T-ECU. Repair OK Check the trouble symptoms. OK NG Check the following connectors:E-113, D-12 NG Repair Check the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary. Check the following connectors:<6G7> D-122, E-113, D-12, <4M4> D-107, E-113,D-12NG NG RepairCheck the following connector:C-04 Replace the 2nd solenoid valve. L OK Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the solenoid valve side. DResistance between terminals 4 and 9 OK:2.7 - 3.4 W OK Measure at engine-A/T-ECU connector D-122 <6G7>, or at A/T-ECU connector D-107 <4M4>. DMeasure at the ECU terminals DIgnition switch: ON D<6G7> Voltage between terminal 106 and earth D<4M4> Voltage between terminal 16 and earth OK:System voltage DCheck the harness between the solenoid valve assembly and the engine-A/T-ECU, and repair if necessary. <6G7> DCheck the harness between the solenoid valve assembly and the A/T-ECU, and repair if necessary.<4M4> DCheck the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary.RepairNG NG Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the harness side. DIgnition switch: ON DVoltage between terminals 9 and earth OK:System voltage www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
AUTOMATIC TRANSMISSION -Troubleshooting 23-29 Code No. 34 OD solenoid valve systemProbable cause If the drive terminal voltage of the OD solenoid valve is 3.0 V or less, it is judged that there is ashort-circuit oropencircuit in the OD solenoid valve, and the corresponding code is output. The transmission will be fixed in 3rd as a fail-safe measure, and the N range indicator will flash at a rate of 1 Hz.DMalfunction of OD solenoid valve DMalfunction of harness or connector DMalfunction of engine-A/T-ECU <6G7> DMalfunction of A/T-ECU<4M4> LRefer to the Transmission Workshop Manual. NO YES OK MUT- IISelf-Diag Code DIs code No. 54 output?Code No. 54 - A/T control relay system check (Refer to P.23-103.) OK NG Transient malfunction (Refer to GROUP 00 - Points to Note for Transient Malfunctions.)MUT- IIActuator Test DNo.4 OD solenoid valve OK:Sound of operation can be heard OK Check the following connectors:<6G7> D-122,<4M4>D-107 OK NG NG Replace the engine-A/T-ECU or A/T-ECU. Repair OK NG Check the trouble symptoms. OK NG Check the following connectors:E-113, D-12 NG Repair Check the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary. Check the following connectors:<6G7> D-122, E-113, D-12, <4M4> D-107, E-113,D-12NG NG RepairCheck the following connector:C-04 Replace the OD solenoid valve. L OK Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the solenoid valve side. DResistance between terminals 5 and 9 OK:2.7 - 3.4 W OK Measure at engine-A/T-ECU connector D-122 <6G7>, or at A/T-ECU connector D-107 <4M4>. DMeasure at the ECU terminals DIgnition switch: ON D<6G7> Voltage between terminal 130 and earth D<4M4> Voltage between terminal 14 and earth OK:System voltage DCheck the harness between the solenoid valve assembly and the engine-A/T-ECU, and repair if necessary. <6G7> DCheck the harness between the solenoid valve assembly and the A/T-ECU, and repair if necessary.<4M4> DCheck the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary.RepairNG Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the harness side. DIgnition switch: ON DVoltage between terminals 9 and earth OK:System voltage www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
AUTOMATIC TRANSMISSION -Troubleshooting 23-30 Code No. 35 RED solenoid valve systemProbable cause If the drive terminal voltage of the RED solenoid valve is 3.0 V or less, it is judged that there is ashort-circuit oropencircuit in the RED solenoid valve, and the corresponding code is output. The transmission will be fixed in 3rd as a fail-safe measure, and the N range indicator will flash at a rate of 1 Hz.DMalfunction of RED solenoid valve DMalfunction of harness or connector DMalfunction of engine-A/T-ECU <6G7> DMalfunction of A/T-ECU<4M4> LRefer to the Transmission Workshop Manual. Repair NO YES OK MUT- IISelf-Diag Code DIs code No. 54 output?Code No. 54 - A/T control relay system check (Refer to P.23-103.) OK NG Transient malfunction (Refer to GROUP 00 - Points to Note for Transient Malfunctions.)MUT- IIActuator Test DNo.5 RED solenoid valve OK:Sound of operation can be heard OK Check the following connectors:<6G7> D-122,<4M4>D-109 OK NG NG Replace the engine-A/T-ECU or A/T-ECU. Repair OK NG Check the trouble symptoms. OK NG Check the following connectors:E-113, D-12 NG Repair Check the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary. Check the following connectors:<6G7> D-122, E-113, D-12, <4M4> D-109, E-113,D-12NG NGCheck the following connector:C-04 Replace the RED solenoid valve. L OK Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the solenoid valve side. DResistance between terminals 8 and 10 OK:2.7 - 3.4 W OK Measure at engine-A/T-ECU connector D-122 <6G7>, or at A/T-ECU connector D-109 <4M4>. DMeasure at the ECU terminals DIgnition switch: ON D<6G7> Voltage between terminal 119 and earth D<4M4> Voltage between terminal 51 and earth OK:System voltage DCheck the harness between the solenoid valve assembly and the engine-A/T-ECU, and repair if necessary. <6G7> DCheck the harness between the solenoid valve assembly and the A/T-ECU, and repair if necessary.<4M4> DCheck the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary. RepairNG Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the harness side. DIgnition switch: ON DVoltage between terminal 10 and earth OK:System voltage www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
AUTOMATIC TRANSMISSION -Troubleshooting 23-31 Code No. 36 DCC solenoid valve systemProbable cause If the drive terminal voltage of the DCC solenoid valve is 3.0 V or less, it is judged that there is ashort-circuit oropencircuit in the DCC solenoid valve, and code No. 36 is output. The transmission will be fixed in 3rd as a fail-safe measure, and the N range indicator will flash at a rate of 1 Hz.DMalfunction of DCC solenoid valve DMalfunction of harness or connector DMalfunction of engine-A/T-ECU <6G7> DMalfunction of A/T-ECU<4M4> LRefer to the Transmission Workshop Manual. NO YES OK MUT- IISelf-Diag Code DIs code No. 54 output?Code No. 54 - A/T control relay system check (Refer to P.23-103.) OKNG Transient malfunction (Refer to GROUP 00 - Points to Note for Transient Malfunctions.)MUT- IIActuator Test DNo. 6 DCC solenoid valve OK:Sound of operation can be heard OK Check the following connectors:<6G7> D-122,<4M4>D-107 OK NG NG Replace the engine-A/T-ECU or A/T-ECU. Repair OK NG Check the trouble symptoms. OK NG Check the following connectors:E-113, D-12 NG Repair Check the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary. Check the following connectors:<6G7> D-122, E-113, D-12, <4M4> D-107, E-113,D-12NG NG RepairCheck the following connector:C-04 Replace the DCC solenoid valve. L OK Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the solenoid valve side. D<4M4>Resistance between terminal 7 and 10 OK:2.7 - 3.4 W OK Measure at engine-A/T-ECU connector D-122 <6G7>, or at A/T-ECU connector D-107 <4M4>. DMeasure at the ECU terminals. DIgnition switch: ON D<6G7> Voltage between terminal 107 and earth D<4M4> Voltage between terminal 15 and earth OK:System voltage DCheck the harness between the solenoid valve assembly and the engine-A/T-ECU, and repair if necessary. <6G7> DCheck the harness between the solenoid valve assembly and the A/T-ECU, and repair if necessary.<4M4> DCheck the harness between the solenoid valve assembly and the A/T control relay, and repair if necessary.RepairNG Measure at solenoid valve assembly connector C-04. DDisconnect the connector and measure at the harness side. DIgnition switch: ON DVoltage between terminal 10 and earth OK:System voltage www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
AUTOMATIC TRANSMISSION -Troubleshooting 23-45 Code No. 54 A/T control relay systemProbable cause If the A/T control relay voltage is less than 7 V after the ignition switch is turned to the ON position, it is judged that there is ashort-circuit to earth oropen circuit in the A/T control relay, and code No. 54 is output. The transmission will be fixed in 3rd as a fail-safe measure, and the N range indicator will flash at a rate of 1 Hz.DMalfunction of A/T control relay DMalfunction of harness or connector DMalfunction of engine-A/T-ECU <6G7> DMalfunction of A/T-ECU<4M4> A/T control relay check (Refer to P.23-103.)Replace Transient malfunction (Refer to GROUP 00 - Points to Note for Transient Malfunctions.) OK NG Check the following connectors: <6G7> D-120,<4M4>D-109 OK OKNG Repair OK Repair Check the following connector: drive vehicles> A-04, vehicles> D-145 NG (1)NG (2)NG NG Measure at engine-A/T-ECU connector D-120 <6G7>, or at A/T-ECU connector D-109 <4M4>. DMeasure at the ECU terminals. D<6G7> Voltage between terminal 50 and earth D<4M4> Voltage between terminal 71 and earth OK:System voltage Replace the engine-A/T-ECU or A/T-ECU.NGCheck the trouble symptoms. OKMUT- IIService Data DNo. 54 A/T control relay OK:System voltage (3)NG OK Measure at A/T control relay connector D-12. DDisconnect the relay and measure at the connector side. (1) Voltage between terminal 1 and earth OK:System voltage (2) Resistance between terminal 2 and earth OK:2 Wor less (3) Voltage between terminal 4 and earth (Ignition switch: ON) OK:System voltage OK Check the following connector:D-12Replace NG Check the harness between the A/T control relay and the battery. NG OKRepair Check the following connector:D-14 Check the harness between the A/T control relay and body earth. Repair OKNG NG DCheck the harness between the A/T control relay and the engine-A/T-ECU. <6G7> DCheck the harness between the A/T control relay and the A/T-ECU, and repair if necessary. <4M4> DCheck the harness between the A/T control relay and the engine-A/T-ECU. <6G7> DCheck the harness between the A/T control relay and the A/T-ECU.<4M4>Measure at engine-A/T-ECU connector D-121 <6G7>, or at A/T-ECU connector D-107 <4M4>. DMeasure at the ECU terminals. DIgnition switch: ON D<6G7> Voltage between terminals 77, 89 and earth D<4M4> Voltage between terminals 2, 3 and earth OK:System voltage OK DCheck the harness between the A/T control relay and the battery. DCheck the harness between the A/T control relay and the engine-A/T-ECU. <6G7> DCheck the harness between the A/T control relay and the A/T-ECU, and repair if necessary. <4M4> NGCheck the following connectors: <6G7> D-121,<4M4>D-107OK NG Repair www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
