DTC Troubleshooting Index
WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.
'09 model
DTC TROUBLESHOOTING CHART
| DTC |
Detection Item |
ABS Indicator |
Brake System Indicator |
VSA Indicator |
VSA Activation Indicator |
| 11 |
Right-front Wheel Speed Sensor (Short to Power/Short to Body Ground/Open) |
ON |
OFF |
ON |
ON |
| 12 |
Right-front Wheel Speed Sensor (Electrical Noise/Intermittent Interruption) |
ON-2 |
OFF |
ON |
ON |
| 13 |
Left-front Wheel Speed Sensor (Short to Power/Short to Body Ground/Open) |
ON |
OFF |
ON |
ON |
| 14 |
Left-front Wheel Speed Sensor (Electrical Noise/Intermittent Interruption) |
ON-2 |
OFF |
ON |
ON |
| 15 |
Right-rear Wheel Speed Sensor (Short to Power/Short to Body Ground/Open) |
ON |
OFF |
ON |
ON |
| 16 |
Right-rear Wheel Speed Sensor (Electrical Noise/Intermittent Interruption) |
ON |
OFF |
ON |
ON |
| 17 |
Left-rear Wheel Speed Sensor (Short to Power/Short to Body Ground/Open) |
ON |
OFF |
ON |
ON |
| 18 |
Left-rear Wheel Speed Sensor (Electrical Noise/Intermittent Interruption) |
ON-2 |
OFF |
ON |
ON |
| 21 |
Right-front Magnetic Encoder (Wheel Bearing) |
ON |
OFF |
ON |
ON |
| 22 |
Left-front Magnetic Encoder (Wheel Bearing) |
ON |
OFF |
ON |
ON |
| 23 |
Right-rear Magnetic Encoder (Wheel Bearing) |
ON |
OFF |
ON |
ON |
| 24 |
Left-rear Magnetic Encoder (Wheel Bearing) |
ON |
OFF |
ON |
ON |
| 25 |
Yaw Rate Sensor |
OFF |
OFF |
ON |
ON |
| 26 |
Lateral Acceleration Sensor |
OFF |
OFF |
ON |
ON |
| 27 |
Steering Angle Sensor (Without SH-AWD) |
OFF |
OFF |
ON |
ON |
| 27 |
Steering Angle Sensor (With SH-AWD) |
OFF |
OFF |
ON |
ON |
| 28 |
Longitudinal Acceleration Sensor (With SH-AWD) |
ON or OFF |
OFF |
ON |
ON |
| 31 |
ABS Solenoid |
ON |
ON |
ON |
ON |
| 32 |
ABS Solenoid |
ON |
ON |
ON |
ON |
| 33 |
ABS Solenoid |
ON |
ON |
ON |
ON |
| 34 |
ABS Solenoid |
ON |
ON |
ON |
ON |
| 35 |
ABS Solenoid |
ON |
ON |
ON |
ON |
| 36 |
ABS Solenoid |
ON |
ON |
ON |
ON |
| 37 |
ABS Solenoid |
ON |
ON |
ON |
ON |
| 38 |
ABS Solenoid |
ON |
ON |
ON |
ON |
| 51 |
Motor Lock |
ON |
OFF |
ON |
ON |
| 52 |
Motor Stuck ON/OFF |
ON |
OFF |
ON |
ON |
| 54 |
Fail-safe Relay |
ON |
ON |
ON |
ON |
| 61 |
Low +B-FSR Voltage |
ON |
ON or OFF |
ON |
ON |
| 62 |
High +B-FSR Voltage |
ON |
ON |
ON |
ON |
| 64 |
Sensor Power Voltage (Without SH-AWD) |
ON |
OFF |
ON |
ON |
| 64 |
Sensor Power Voltage (With SH-AWD) |
ON |
OFF |
ON |
ON |
| 65 |
Brake Fluid Level |
OFF |
OFF |
ON |
ON |
| 66 |
VSA Pressure Sensor (Inside of VSA Modulator-control Unit) |
ON |
OFF |
ON |
ON |
| 68 |
Brake Pedal Position Switch |
OFF |
OFF |
ON |
ON |
| 81 |
VSA Modulator-Control Unit Internal Circuit Malfunction |
ON or OFF |
ON or OFF |
ON or OFF |
ON |
| 83 |
PGM-FI Malfunction |
OFF |
OFF |
ON |
ON |
| 84-01 |
VSA Sensor Neutral Position Not Written |
OFF |
OFF |
OFF |
ON |
| 86 |
F-CAN Communication |
OFF |
OFF |
ON |
ON |
| 91 |
VSA Activation Time Too Long |
OFF |
OFF |
ON |
ON |
| 104 |
Yaw Rate-Lateral Acceleration Sensor (Without SH-AWD) |
OFF |
OFF |
ON |
ON |
| 104 |
Yaw Rate-Lateral/Longitudinal Acceleration Sensor (With SH-AWD) |
ON |
OFF |
ON |
ON |
| 105 |
Hydraulic Unit Temperature Sensor |
ON |
OFF |
ON |
ON |
| 121 |
VSA Solenoid |
ON |
ON |
ON |
ON |
| 122 |
VSA Solenoid |
ON |
ON |
ON |
ON |
| 123 |
VSA Solenoid |
ON |
ON |
ON |
ON |
| 124 |
VSA Solenoid |
ON |
ON |
ON |
ON |
| 158 |
ECU Software Update Failure |
ON |
ON |
ON |
OFF |
'10-11 model
DTC TROUBLESHOOTING CHART
| DTC |
Detection Item |
ABS Indicator |
Brake System Indicator |
VSA Indicator |
VSA OFF Indicator |
| 11 |
Right-front Wheel Speed Sensor (Short to Power/Short to Body Ground/Open) |
ON |
OFF |
ON |
OFF |
| 12 |
Right-front Wheel Speed Sensor (Electrical Noise/Intermittent Interruption) |
ON |
OFF |
ON |
OFF |
| 13 |
Left-front Wheel Speed Sensor (Short to Power/Short to Body Ground/Open) |
ON |
OFF |
ON |
OFF |
| 14 |
Left-front Wheel Speed Sensor (Electrical Noise/Intermittent Interruption) |
ON |
OFF |
ON |
OFF |
| 15 |
Right-rear Wheel Speed Sensor (Short to Power/Short to Body Ground/Open) |
ON |
OFF |
ON |
OFF |
| 16 |
Right-rear Wheel Speed Sensor (Electrical Noise/Intermittent Interruption) |
ON |
OFF |
ON |
OFF |
| 17 |
Left-rear Wheel Speed Sensor (Short to Power/Short to Body Ground/Open) |
ON |
OFF |
ON |
OFF |
| 18 |
Left-rear Wheel Speed Sensor (Electrical Noise/Intermittent Interruption) |
ON |
OFF |
ON |
OFF |
| 21 |
Right-front Magnetic Encoder (Wheel Bearing) |
ON |
OFF |
ON |
OFF |
| 22 |
Left-front Magnetic Encoder (Wheel Bearing) |
ON |
OFF |
ON |
OFF |
| 23 |
Right-rear Magnetic Encoder (Wheel Bearing) |
ON |
OFF |
ON |
OFF |
| 24 |
Left-rear Magnetic Encoder (Wheel Bearing) |
ON |
OFF |
ON |
OFF |
| 25 |
Yaw Rate Sensor |
OFF |
OFF |
ON |
OFF |
| 26 |
Lateral Acceleration Sensor |
OFF |
OFF |
ON |
OFF |
| 27 |
Steering Angle Sensor (Without SH-AWD) |
OFF |
OFF |
ON |
OFF |
| 27 |
Steering Angle Sensor (With SH-AWD) |
OFF |
OFF |
ON |
OFF |
| 28 |
Longitudinal Acceleration Sensor (With SH-AWD) |
ON or OFF |
OFF |
ON |
OFF |
| 31 |
ABS Solenoid |
ON |
ON |
ON |
OFF |
| 32 |
ABS Solenoid |
ON |
ON |
ON |
OFF |
| 33 |
ABS Solenoid |
ON |
ON |
ON |
OFF |
| 34 |
ABS Solenoid |
ON |
ON |
ON |
OFF |
| 35 |
ABS Solenoid |
ON |
ON |
ON |
OFF |
| 36 |
ABS Solenoid |
ON |
ON |
ON |
OFF |
| 37 |
ABS Solenoid |
ON |
ON |
ON |
OFF |
| 38 |
ABS Solenoid |
ON |
ON |
ON |
OFF |
| 51 |
Motor Lock |
ON |
OFF |
ON |
OFF |
| 52 |
Motor Stuck ON/OFF |
ON |
OFF |
ON |
OFF |
| 54 |
Fail-safe Relay |
ON |
ON |
ON |
OFF |
| 61 |
Low +B-FSR Voltage |
ON |
ON or OFF |
ON |
OFF |
| 62 |
High +B-FSR Voltage |
ON |
ON |
ON |
OFF |
| 64 |
Sensor Power Voltage (Without SH-AWD) |
ON |
OFF |
ON |
OFF |
| 64 |
Sensor Power Voltage (With SH-AWD) |
ON |
OFF |
ON |
OFF |
| 65 |
Brake Fluid Level |
OFF |
OFF |
ON |
OFF |
| 66 |
VSA Pressure Sensor (Inside of VSA Modulator-control Unit) |
ON |
OFF |
ON |
OFF |
| 68 |
Brake Pedal Position Switch |
OFF |
OFF |
ON |
OFF |
| 81 |
VSA Modulator-Control Unit Internal Circuit Malfunction |
ON |
ON or OFF |
ON |
OFF |
| 83 |
PGM-FI Malfunction |
OFF |
OFF |
ON |
OFF |
| 84-01 |
VSA Sensor Neutral Position |
OFF |
OFF |
OFF |
ON |
| 84-12 |
Steering Angle Sensor Neutral Position |
OFF |
OFF |
OFF |
ON |
| 86 |
F-CAN Communication |
OFF |
OFF |
ON |
OFF |
| 91 |
VSA Activation Time Too Long |
OFF |
OFF |
ON |
OFF |
| 104 |
Yaw Rate-Lateral Acceleration Sensor (Without SH-AWD) |
OFF |
OFF |
ON |
OFF |
| 104 |
Yaw Rate-Lateral/Longitudinal Acceleration Sensor (With SH-AWD) |
ON |
OFF |
ON |
OFF |
| 105 |
Hydraulic Unit Temperature Sensor |
ON or OFF |
OFF |
ON |
OFF |
| 111 |
Back-up Light Switch |
OFF |
OFF |
ON |
OFF |
| 118 |
Clutch Pedal Position Switch B |
OFF |
OFF |
ON |
OFF |
| 121 |
VSA Solenoid |
ON |
ON |
ON |
OFF |
| 122 |
VSA Solenoid |
ON |
ON |
ON |
OFF |
| 123 |
VSA Solenoid |
ON |
ON |
ON |
OFF |
| 124 |
VSA Solenoid |
ON |
ON |
ON |
OFF |
| 158 |
ECU Software Update Failure |
ON |
ON |
ON |
OFF |