Symptom Table 1
WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
| Symptom | Diagnostic item | |||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Control linkage | Output speed sensor | Vehicle speed signal | Accelerator pedal position sensor | Engine speed signal | Input speed sensor | A/T fluid temperature sensor | Battery voltage | Transmission range switch | Manual mode switch | Stop lamp switch | Line pressure solenoid valve | Torque converter solenoid valve | Low brake solenoid valve | Front brake solenoid valve | High and low reverse clutch solenoid valve | Input clutch solenoid valve | Direct clutch solenoid valve | 2346 brake solenoid valve | Anti-interlock solenoid valve | CAN communication | Sub electric oil pump | |||||
| INSPECTION AND ADJUSTMENT | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DIAGNOSIS PROCEDURE | DTC DESCRIPTION | DTC DESCRIPTION | INSPECTION AND ADJUSTMENT | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | REMOVAL AND INSTALLATION
(2WD) REMOVAL AND INSTALLATION (AWD) |
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| Poor performance | Driving performance | Shift point is high in "D" position. | 1 | 2 | 3 | |||||||||||||||||||||
| Shift point is low in "D" position. | 1 | 2 | ||||||||||||||||||||||||
| Large shock | When shifting gears | →"D" position | 4 | 7 | 6 | 6 | 5 | 3 | 2 | 3 | 1 | |||||||||||||||
| →"R" position | 4 | 7 | 6 | 6 | 5 | 3 | 2 | 1 | ||||||||||||||||||
| 1GR → 2GR | 4 | 2 | 5 | 4 | 4 | 3 | 1 | |||||||||||||||||||
| 2GR → 3GR | 4 | 2 | 5 | 4 | 4 | 3 | 1 | |||||||||||||||||||
| 3GR → 4GR | 4 | 2 | 5 | 4 | 4 | 3 | 3 | 1 | ||||||||||||||||||
| 4GR → 5GR | 4 | 2 | 5 | 4 | 4 | 3 | 3 | 1 | ||||||||||||||||||
| 5GR → 6GR | 4 | 2 | 5 | 4 | 4 | 3 | 3 | 1 | ||||||||||||||||||
| 6GR → 7GR | 4 | 2 | 5 | 4 | 4 | 3 | 3 | 1 | ||||||||||||||||||
| Downshift when accelerator pedal is depressed | 3 | 2 | 4 | 3 | 3 | 1 | ||||||||||||||||||||
| Upshift when accelerator pedal is released | 3 | 2 | 4 | 3 | 3 | 1 | ||||||||||||||||||||
| Lock-up | 4 | 2 | 4 | 4 | 4 | 3 | 1 | |||||||||||||||||||
| Judder | Lock-up | 2 | 1 | 1 | 4 | 3 | ||||||||||||||||||||
| Poor performance | Strange noise | In "R" position | 2 | 1 | ||||||||||||||||||||||
| In "N" position | 2 | 1 | ||||||||||||||||||||||||
| In "D" position | 2 | 1 | ||||||||||||||||||||||||
| Engine at idle | 2 | 1 | ||||||||||||||||||||||||
| Symptom | Diagnostic item | |||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Control linkage | Output speed sensor | Vehicle speed signal | Accelerator pedal position sensor | Engine speed signal | Input speed sensor | A/T fluid temperature sensor | Battery voltage | Transmission range switch | Manual mode switch | Stop lamp switch | Line pressure solenoid valve | Torque converter solenoid valve | Low brake solenoid valve | Front brake solenoid valve | High and low reverse clutch solenoid valve | Input clutch solenoid valve | Direct clutch solenoid valve | 2346 brake solenoid valve | Anti-interlock solenoid valve | CAN communication | ||||
| INSPECTION AND ADJUSTMENT | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DIAGNOSIS PROCEDURE | DTC DESCRIPTION | DTC DESCRIPTION | INSPECTION AND ADJUSTMENT | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | ||||
| Function trouble | Gear does no change | "D" position | Locks in 1GR | 1 | 1 | 1 | 1 | |||||||||||||||||
| Locks in 2GR | ||||||||||||||||||||||||
| Locks in 3GR | ||||||||||||||||||||||||
| Locks in 4GR | ||||||||||||||||||||||||
| Locks in 5GR | 1 | |||||||||||||||||||||||
| Locks in 6GR | ||||||||||||||||||||||||
| Locks in 7GR | ||||||||||||||||||||||||
| 1GR → 2GR | 1 | 1 | 1 | 1 | ||||||||||||||||||||
| 2GR → 3GR | 1 | |||||||||||||||||||||||
| 3GR → 4GR | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | ||||||||||||||||
| 4GR → 5GR | 1 | 1 | ||||||||||||||||||||||
| 5GR → 6GR | 1 | |||||||||||||||||||||||
| 6GR → 7GR | 1 | 1 | 1 | 1 | 1 | |||||||||||||||||||
| 5GR → 4GR | 1 | |||||||||||||||||||||||
| 4GR → 3GR | 1 | 1 | 1 | |||||||||||||||||||||
| 3GR → 2GR | 1 | 1 | ||||||||||||||||||||||
| 2GR → 1GR | 1 | 1 | 1 | |||||||||||||||||||||
| Does not lock-up | 2 | 2 | 2 | 2 | 4 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | |||||||
| "M" position | 1GR → 2GR | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | ||||||||
| 2GR → 3GR | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | |||||||||
| 3GR → 4GR | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | |||||||||
| 4GR → 5GR | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | |||||||||
| 5GR → 6GR | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | |||||||||
| 6GR → 7GR | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | |||||||||
| Symptom | Diagnostic item | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Control linkage | Output speed sensor | Vehicle speed signal | Accelerator pedal position sensor | Engine speed signal | Input speed sensor | A/T fluid temperature sensor | Battery voltage | Transmission range switch | Manual mode switch | Stop lamp switch | Line pressure solenoid valve | Torque converter clutch solenoid valve | Low brake solenoid valve | Front brake solenoid valve | High and low reverse clutch solenoid valve | Input clutch solenoid valve | Direct clutch solenoid valve | 2346 brake solenoid valve | Anti-interlock solenoid valve | CAN communication | |||||
| INSPECTION AND ADJUSTMENT | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DIAGNOSIS PROCEDURE | DTC DESCRIPTION | DTC DESCRIPTION | INSPECTION AND ADJUSTMENT | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | |||||
| Function trouble | Poor shifting | Slip | When shifting gears | 1GR → 2GR | 3 | 3 | 3 | 4 | 2 | 2 | 1 | ||||||||||||||
| 2GR → 3GR | 3 | 3 | 3 | 4 | 2 | 2 | 1 | ||||||||||||||||||
| 3GR → 4GR | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 2 | 1 | ||||||||||||||||
| 4GR → 5GR | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 1 | |||||||||||||||||
| 5GR → 6GR | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 1 | |||||||||||||||||
| 6GR → 7GR | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 1 | |||||||||||||||||
| Engine brake does not work |
"D" position → "M" position | 5 | 5 | 5 | 6 | 4 | 2 | 3 | 3 | 3 | 1 | ||||||||||||||
| "M" position | 7GR → 6GR | 5 | 5 | 5 | 6 | 4 | 2 | 3 | 3 | 3 | 1 | ||||||||||||||
| 6GR → 5GR | 5 | 5 | 5 | 6 | 4 | 2 | 3 | 3 | 3 | 1 | |||||||||||||||
| 5GR → 4GR | 5 | 5 | 5 | 6 | 4 | 2 | 3 | 3 | 3 | 1 | |||||||||||||||
| 4GR → 3GR | 5 | 5 | 5 | 6 | 4 | 2 | 3 | 3 | 3 | 3 | 1 | ||||||||||||||
| 3GR → 2GR | 5 | 5 | 5 | 6 | 4 | 2 | 3 | 3 | 3 | 1 | |||||||||||||||
| 2GR → 1GR | 5 | 5 | 5 | 6 | 4 | 2 | 3 | 3 | 3 | 1 | |||||||||||||||
| Function trouble | Poor power transmission | Slip | With selector lever in "D" position, acceleration is extremely poor. | 5 | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 1 | |||||||||||||
| With selector lever in "R" position, acceleration is extremely poor. | 5 | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 1 | ||||||||||||||||
| While starting off by accelerating in 1GR, engine races. | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 1 | |||||||||||||||||
| While accelerating in 2GR, engine races. | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 2 | 1 | ||||||||||||||||
| While accelerating in 3GR, engine races. | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 2 | 1 | ||||||||||||||||
| While accelerating in 4GR, engine races. | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 2 | 1 | ||||||||||||||||
| While accelerating in 5GR, engine races. | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 2 | 2 | 1 | |||||||||||||||
| While accelerating in 6GR, engine races. | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 2 | 2 | 1 | |||||||||||||||
| While accelerating in 7GR, engine races. | 3 | 3 | 3 | 4 | 2 | 2 | 2 | 2 | 2 | 1 | |||||||||||||||
| Lock-up | 3 | 3 | 3 | 4 | 2 | 2 | 1 | ||||||||||||||||||
| Function trouble | Poor power transmission | Slip | No creep at all. | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||||||||||||
| Extremely large creep. | 1 | ||||||||||||||||||||||||
| Symptom | Diagnostic item | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Control linkage | Output speed sensor | Vehicle speed signal | Accelerator pedal position sensor | Engine speed signal | Input speed sensor | A/T fluid temperature sensor | Battery voltage | Transmission range switch | Manual mode switch | Stop lamp switch | Line pressure solenoid valve | Torque converter clutch solenoid valve | Low brake solenoid valve | Front brake solenoid valve | High and low reverse clutch solenoid valve | Input clutch solenoid valve | Direct clutch solenoid valve | 2346 brake solenoid valve | Anti-interlock solenoid valve | CAN communication | |||||
| INSPECTION AND ADJUSTMENT | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DIAGNOSIS PROCEDURE | DTC DESCRIPTION | DTC DESCRIPTION | INSPECTION AND ADJUSTMENT | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | DTC DESCRIPTION | |||||
| Function trouble | Power transmission cannot be performed | Vehicle cannot run in all position. | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||||||
| Driving is not possible in "D" position. | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||||||||
| Driving is not possible in "R" position. | 3 | 2 | 1 | 1 | 1 | ||||||||||||||||||||
| Engine stall | 4 | 5 | 5 | 6 | 3 | 2 | |||||||||||||||||||
| Engine stalls when selector lever shifted "N"→"D" or "R". | 4 | 5 | 5 | 3 | 2 | ||||||||||||||||||||
| Engine does not start in "N" or "P" position. | 3 | 1 | 2 | ||||||||||||||||||||||
| Engine starts in position other than "N" or "P". | 3 | 2 | |||||||||||||||||||||||
| Poor operation | Vehicle does not enter parking condition. | 1 | 2 | ||||||||||||||||||||||
| Parking condition is not cancelled. | 1 | 2 | |||||||||||||||||||||||
| Vehicle runs with A/T in "P" position. | 1 | 2 | |||||||||||||||||||||||
| Vehicle moves forward with the "R" position. | 1 | 2 | |||||||||||||||||||||||
| Vehicle runs with A/T in "N" position. | 1 | 2 | |||||||||||||||||||||||
| Vehicle moves backward with the "D" position. | 1 | 2 | |||||||||||||||||||||||
| Stop/start system is not activated. | 2 | ||||||||||||||||||||||||