P073C

Technical Definition:

Stuck in Gear 7

Trouble Code: P073C
Address: 0x073C
System: Powertrain
Subsystem:

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Specific Makes:

P073B

Technical Definition:

Stuck in Gear 6

Trouble Code: P073B
Address: 0x073B
System: Powertrain
Subsystem:

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Specific Makes:

P073A

Technical Definition:

Stuck in Gear 5

Trouble Code: P073A
Address: 0x073A
System: Powertrain
Subsystem:

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Specific Makes:

P0739

Technical Definition:

Transmission Control Module (TCM) Engine Speed Output Circuit High

Trouble Code: P0739
Address: 0x0739
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

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Specific Makes:

P0738

Technical Definition:

Transmission Control Module (TCM) Engine Speed Output Circuit Low

Trouble Code: P0738
Address: 0x0738
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

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Specific Makes:

P0737

Technical Definition:

Transmission Control Module (TCM) Engine Speed Output Circuit

Trouble Code: P0737
Address: 0x0737
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

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P0736

Technical Definition:

Reverse Incorrect Ratio

Trouble Code: P0736
Address: 0x0736
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

Possible Causes:

Possible Symptoms:

Reverse Incorrect Gear Ratio

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Low transmission fluid level
– Dirty transmission fluid
– Shift solenoids
– Transmission mechanical problems
– Transmission hydraulic control circuit

Specific Makes:

– Incorrect transmission shifting

P0735

Technical Definition:

Gear 5 Incorrect Ratio

Trouble Code: P0735
Address: 0x0735
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

Possible Causes:

Possible Symptoms:

Gear 5 Incorrect ratio

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Low transmission fluid level
– Dirty transmission fluid
– Shift solenoids
– Transmission mechanical problems
– Transmission hydraulic control circuit

Specific Makes:

– Incorrect transmission shifting

P0734

Technical Definition:

Gear 4 Incorrect Ratio

Trouble Code: P0734
Address: 0x0734
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

Possible Causes:

Possible Symptoms:

Gear 4 Incorrect ratio

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Low transmission fluid level
– Dirty transmission fluid
– Shift solenoids
– Transmission mechanical problems
– Transmission hydraulic control circuit

Specific Makes:

– Incorrect transmission shifting

P0733

Technical Definition:

Gear 3 Incorrect Ratio

Trouble Code: P0733
Address: 0x0733
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

Possible Causes:

Possible Symptoms:

Gear 3 Incorrect ratio

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Low transmission fluid level
– Dirty transmission fluid
– Shift solenoids
– Transmission mechanical problems
– Transmission hydraulic control circuit

Specific Makes:

– Incorrect transmission shifting

P0732

Technical Definition:

Gear 2 Incorrect Ratio

Trouble Code: P0732
Address: 0x0732
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

Possible Causes:

Possible Symptoms:

Gear 2 Incorrect ratio

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Low transmission fluid level
– Dirty transmission fluid
– Faulty Shift Solenoids
– Shift Solenoids harness is open or shorted
– Shift Solenoids circuit poot electrical connection
– Transmission mechanical problems
– Transmission hydraulic control circuit

Specific Makes:

– Incorrect transmission shifting

P0731

Technical Definition:

Gear 1 Incorrect Ratio

Trouble Code: P0731
Address: 0x0731
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

Possible Causes:

Possible Symptoms:

Gear 1 Incorrect Ratio

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Low transmission fluid level
– Dirty transmission fluid
– Shift solenoids
– Transmission mechanical problems
– Transmission hydraulic control circuit

Specific Makes:

– Incorrect transmission shifting

P0730

Technical Definition:

Incorrect Gear Ratio

Trouble Code: P0730
Address: 0x0730
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

Possible Causes:

Possible Symptoms:

Incorrect Gear Ratio

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Low transmission fluid level
– Dirty transmission fluid
– Shift solenoids
– Transmission mechanical problems
– Transmission hydraulic control circuit

Specific Makes:

– Incorrect transmission shifting

P072F

Technical Definition:

Stuck in Gear 4

Trouble Code: P072F
Address: 0x072F
System: Powertrain
Subsystem:

Technical Description:

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Specific Makes:

P072E

Technical Definition:

Stuck in Gear 3

Trouble Code: P072E
Address: 0x072E
System: Powertrain
Subsystem:

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Specific Makes:

P072D

Technical Definition:

Stuck in Gear 2

Trouble Code: P072D
Address: 0x072D
System: Powertrain
Subsystem:

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Specific Makes:

P072C

Technical Definition:

Stuck in Gear 1

Trouble Code: P072C
Address: 0x072C
System: Powertrain
Subsystem:

Technical Description:

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Specific Makes:

P072B

Technical Definition:

Stuck in Reverse

Trouble Code: P072B
Address: 0x072B
System: Powertrain
Subsystem:

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Specific Makes:

P072A

Technical Definition:

Stuck in Neutral

Trouble Code: P072A
Address: 0x072A
System: Powertrain
Subsystem:

Technical Description:

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Specific Makes:

P0729

Technical Definition:

Gear 6 Incorrect Ratio

Trouble Code: P0729
Address: 0x0729
System: Powertrain
Subsystem: Transmission Controls

Technical Description:

Possible Causes:

Possible Symptoms:

Automatic Transmission 6th Gear Incorrect Ratio

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Low transmission fluid level
– Shift solenoid mechanical fault
– Hydraulic circuit fault
– Transmission failure

Specific Makes:

– Transmission will not shift into 6th gear