Symptom Table
The diagnosis item number indicates the order of check. Start checking in the order from 1.
SYMPTOM DIAGNOSIS CHART 1-1
| Symptom | Check under on board condition (repair and part replacement) | Replace the transaxle assembly. | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Engine system | Incorrect adjustment of CVT fluid level | Line pressure is out of the standard value. | Control cable | Electric system | ||||||||||||||
| TCM | Overdrive control switch | Primary speed sensor (P0715) | Secondary speed sensor (P2765) | Output speed sensor (P0720) | Transmission position switch (P0705, P0706) | Secondary pressure sensor (P0846, P0847, P0848) | Primary pressure solenoid valve (P17BA, P17BB) | Line pressure solenoid valve (P0746, P0962, P0963) | Lock-up solenoid valve (P0740, P0743, P0744) |
High clutch &reverse brake solenoid valve (P1739, P173C, P17B7, P17B8) |
Low brake solenoid valve (P173A, P173B, P17B4, P17B5) |
CVT fluid temperature sensor (P0711, P0712, P0713) | ||||||
| WORK FLOW | ADJUSTMENT | WORK PROCEDURE | INSPECTION | REFERENCE VALUE | COMPONENT FUNCTION CHECK | DTC INDEX | ||||||||||||
| Driving is not possible. | The engine speed increases in "D", "L", or "R" position, but the vehicle cannot start. | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | ||||
| Engine stall occurs in "D", "L", or "R" position and the vehicle does not start. | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | |||||||
| Acceleration at start is not sufficient in "D", "L", or "R" position. | 1 | 2 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | ||||
| The engine speed increases suddenly in "D", "L", or "R" position during driving. | 1 | 1 | 2 | 1 | 1 | 1 | 1 | |||||||||||
| Engine brake is suddenly applied in "D" or "R" position during driving. | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||||||
| Shifting is not possible. | The engine races when the auxiliary gearbox is shifted from 1GR ==> 2GR. | 2 | 1 | 1 | 1 | 1 | ||||||||||||
| Engine braking is not effective in "L" position. | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | ||||||||
| Shifting does not occur with OD OFF. | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||||
| Engine stall occurs immediately before stop at deceleration in "D" or "L" position. | 1 | 1 | ||||||||||||||||
| During driving in "D" position, slippage occurs in lockup or lockup is not possible. | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | ||||||||
SYMPTOM DIAGNOSIS CHART 1-2
| Symptom | Replace the transaxle assembly. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oil pressure control | Power transmission | |||||||||||||
| Valve body, control valve | Oil pump | Torque converter | Pulley, steel belt | Low brake | High clutch | Reverse brake | Bearings | Counter gear | Planetary gear | Reduction gear | Final gear, differential gear | Parking mechanism | ||
| REMOVAL AND INSTALLATION | ||||||||||||||
| Driving is not possible. | The engine speed increases in "D", "L", or "R" position, but the vehicle cannot start. | 1 | 1 | 1 | 1 (In "D" or "L") |
1 (In "R") |
1 | 1 | 1 | 1 | ||||
| Engine stall occurs in "D", "L", or "R" position and the vehicle does not start. | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||||||
| Acceleration at start is not sufficient in "D", "L", or "R" position. | 1 | 1 | 1 (In "D" or "L") |
1 (In "R") |
||||||||||
| The engine speed increases suddenly in "D", "L", or "R" position during driving. | 1 | 1 | 1 | 1 (In "D" or "L") |
1 (In "D" or "L") |
1 (In "R") |
||||||||
| Engine brake is suddenly applied in "D" or "R" position during driving. | 1 | 1 (In "D" or "L") |
1 (In "D" or "L") |
1 (In "R") |
||||||||||
| Shifting is not possible. | The engine races when the auxiliary gearbox is shifted from 1GR ==> 2GR. | 1 | 1 | 2 | 1 | 1 | ||||||||
| Engine braking is not effective in "L" position. | 1 | 2 | 1 | 2 | 1 | 1 | ||||||||
| Shifting does not occur with OD OFF. | ||||||||||||||
| Engine stall occurs immediately before stop at deceleration in "D" or "L" position. | 1 | 1 | ||||||||||||
| During driving in "D" position, slippage occurs in lockup or lockup is not possible. | 1 | 1 | ||||||||||||
SYMPTOM DIAGNOSIS CHART 2-1
| Symptom | Check under on board condition (repair and part replacement) | Replace the transaxle assembly. | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Engine system | Incorrect adjustment of CVT fluid level | Line pressure is out of the standard value. | Control cable | Electric system | ||||||||||||||
| TCM | Overdrive control switch | Primary speed sensor (P0715) | Secondary speed sensor (P2765) | Output speed sensor (P0720) | Transmission position switch (P0705, P0706) | Secondary pressure sensor (P0846, P0847, P0848) | Primary pressure solenoid valve (P17BA, P17BB) | Line pressure solenoid valve (P0746, P0962, P0963) | Lock-up solenoid valve (P0740, P0743, P0744) |
High clutch &reverse brake solenoid valve (P1739, P173C, P17B7, P17B8) |
Low brake solenoid valve (P173A, P173B, P17B4, P17B5) |
CVT fluid temperature sensor (P0711, P0712, P0713) | ||||||
| WORK FLOW | ADJUSTMENT | WORK PROCEDURE | INSPECTION | REFERENCE VALUE | COMPONENT FUNCTION CHECK | DTC INDEX | ||||||||||||
| Shock vibration Noise |
Shock at start is large in "D", "L", or "R" position. | 1 | 2 | 1 | 1 | |||||||||||||
| Shock is large when the auxiliary gearbox is shifted from 1GR → 2GR. | 2 | 1 | 2 | 2 | 2 | 1 | 1 | |||||||||||
| Shock in lockup is large during driving in "D" or "L" position. | 1 | 1 | ||||||||||||||||
| Shock is large when the lever is shifted from "N"→"D" and "N"→"R" positions. | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||||||
| Shock is large when the lever is shifted from "D"→"L" position. | ||||||||||||||||||
| Vibration occurs in "D", "L", or "R" position during driving. | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | |||||||||
| Noise occurs during driving. | 1 | |||||||||||||||||
| Noise occurs in idling. | 1 | 1 | ||||||||||||||||
| Other | Starter operates in "D", "L", or "R" position. | 1 | 1 | 1 | ||||||||||||||
| Starter does not operate in "P" or "N" position. | 1 | 1 | 1 | |||||||||||||||
| Engine stall occurs in "D", "L", or "R" position during stop. | 1 | 1 | 1 | 1 | ||||||||||||||
| Engine stall occurs in "P" or "N" position during stop. | 1 | 1 | 1 | 1 | ||||||||||||||
| Parking lock does not operate in "P" position. | 1 | 1 | ||||||||||||||||
| Parking lock cannot be cancelled when the selector lever is shifted from "P" position to other position. | 1 | 1 | ||||||||||||||||
SYMPTOM DIAGNOSIS CHART 2-2
| Symptom | Replace the transaxle assembly. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oil pressure control | Power transmission | |||||||||||||
| Valve body, control valve | Oil pump | Torque converter | Pulley, steel belt | Low brake | High clutch | Reverse brake | Bearings | Counter gear | Planetary gear | Reduction gear | Final gear, differential gear | Parking mechanism | ||
| REMOVAL AND INSTALLATION | ||||||||||||||
| Shock vibration Noise |
Shock at start is large in "D", "L", or "R" position. | 1 | 1 | 1 (In "D" or "L") |
1 (In "R") |
2 | 2 | 2 | 2 | |||||
| Shock is large when the auxiliary gearbox is shifted from 1GR → 2GR. | 1 | 1 | 1 | |||||||||||
| Shock in lockup is large during driving in "D" or "L" position. | 1 | 1 | ||||||||||||
| Shock is large when the lever is shifted from "N"→"D" and "N"→"R" positions. | 1 | 1 ("N"→"D") |
1 ("N"→"D") |
|||||||||||
| Shock is large when the lever is shifted from "D"→"L" position. | 1 | 1 | 1 | |||||||||||
| Vibration occurs in "D", "L", or "R" position during driving. | 1 | 1 | 1 | 1 | 1 (In "D" or "L") |
1 (In "D" or "L") |
1 (In "R") |
1 | 1 | 1 | 1 | 1 | ||
| Noise occurs during driving. | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||
| Noise occurs in idling. | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| Other | Starter operates in "D", "L", or "R" position. | |||||||||||||
| Starter does not operate in "P" or "N" position. | ||||||||||||||
| Engine stall occurs in "D", "L", or "R" position during stop. | 1 | 1 | ||||||||||||
| Engine stall occurs in "P" or "N" position during stop. | ||||||||||||||
| Parking lock does not operate in "P" position. | 1 | |||||||||||||
| Parking lock cannot be cancelled when the selector lever is shifted from "P" position to other position. | 1 | |||||||||||||