LegendGS

For instructions on how to pull the codes, please refer to ECU codes and how to retrieve them.

Transmission fault codes:

Code 1: D4 light blinks:
- Disconnected lock-up control solenoid valve A connector
- Short or open in lock-up contorl solenoid valve A wire
- Faulty lock-up control solenoid valve A

Code 2: D4 light blinks:
- Disconnected lock-up control solenoid valve B connector
- Short or open in lock-up control solenoid valve B wire
- Faulty lock-up control solenoid valve B

Code 3: D4 light blinks or OFF:
- Disconnected throttle position sensor (TP) connector
- Short or open in TP sensor wire
- Faulty TP sensor

Code 4: D4 light blinks:
- Disconnected vehicle speed sensor (VSS) connector
- Short or open in VSS wire
- Faulty VSS

Code 5: D4 light blinks:
- Short in A/T gear position switch wire
- Faulty A/T gear position switch

Code 6: D4 light OFF:
- Disconnected A/T gear position switch connector
- Open in A/T gear position switch wire
- Faulty A/T gear position switch

Code 7: D4 light blinks:
- Disconnected shift control solenoid valve A connector
- Short or open in shift control solenoid valve A wire
- Faulty shift control solenoid valve A

Code 8: D4 light blinks:
- Disconnected shift control solenoid valve B connector
- Short or open in shift control solenoid valve B wire
- Faulty shift control solenoid valve B

Code 9: D4 light blinks:
- Disconnected coutershaft speed sensor connector
- Short or open in countershaft speed sensor wire
- Fauly countershaft speed sensor

Code 10: D4 light blinks:
- Disconnected engine coolant temperature (ECT) sensor connector
- Short or open in ECT sensor wire
- Faulty ECT sensor

Code 11: D4 light OFF:
- Trouble in PCM

Code 14: D4 light Blinks:
- Trouble in PCM

Code 15: D4 light OFF:
- Disconnected mainshaft speed sensor connector
- Short or open in mainshaft speed sensor wire
- Fauly mainshaft speed sensor

Code 16: D4 light blinks:
- Disconnected linear solenoid connector
- Short or open in linear solenoid wire
- Faulty linear solenoid

Code 17: D4 light OFF:
- Short in kick-down switch wire
- Faulty kick-down switch wire