THE CODE DIRECTORY

Diagnostic code references — Page 66.

Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.

Subaru

P1701

These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.

Subaru cruise-set signal to the transmission

Transmission Range Sensor Circuit Intermittent

Auto Trans Diagnosis Input Signal Circuit

Ford brake-pedal signal does not match the self-test sequence

Low Clutch Timing Control Solenoid Valve Circuit Malfunction

2-4 Brake Timing Solenoid Valve Circuit Malfunction

The kick-down switch F8 circuit malfunctions

P/N Signal Output Circuit

Ford transmission-range self-test depends on the transmission application

TCM A/T Gear Position Switch Circuit Shorted

Transmission Range Sensor Out Of Self Test Range

Starter Lock-Out Backup Lamp Switch S161

Throttle Position Sensor Circuit AT

2-4 Brake Pressure Solenoid Valve Solenoid D Circuit

TCM ECT Sensor Circuit Fault

Direct Clutch Speed Circuit Fault

High Vehicle Speed Observed in Park

TCM A/T Gear Position Switch Circuit Open

Altima park-neutral input fails to change during use

Transfer Case Neutral Indicator Hard Fault Present

Clutch Switch Circuit

Ford park-neutral or clutch input remains high when low is expected

Automatic Transmission System Malfunction

Clutch Pedal Position Switch Circuit

Transmission Control Module Solenoid Internal Ground Circuit

Back-Up Signal For Speed Sensor Circuit Malfunction

Transmission Fluid Temperature Sensor Out of Self-Test Range

Transmission Fluid Temperature Sensor Circuit Out Of Self Test Range

Subaru torque-control signal 1 circuit fault

Wheel Speed Signal 1 Range Performance

Trans Torque Reduction Request Signal Malfunction

Subaru torque-control signal 2 circuit fault

Ford transmission temperature stays implausibly low

Transmission Fluid Temperature Sensor Circuit

Ford shift-solenoid A movement signature is missing

Shift Solenoid 1 Mechanical Fault

Ford shift-solenoid B lacks its movement current signature

Shift Solenoid 2 Mechanical Fault

Pulse Generator Assembly

PNP Switch Circuit Fault

Ford shift-solenoid C movement signature is missing

Shift Solenoid 3 Mechanical Fault

Wheel Speed Signal 2 Range Performance

Ford shift-solenoid D lacks its expected current signature

Shift Solenoid 4 Mechanical Fault

AT Drive Range Signal Circuit Fault

Ford transmission temperature stays implausibly high

Transmission Fluid Temperature Sensor Circuit

Skip Shift Solenoid Circuit Open Or Shorted

Engine Torque Signal

Vehicle Speed Meter Circuit Malfunction

Jaguar loss of both transmission and wheel-speed information

Vehicle Speed Sensor 2 Signal Error

Gear 1 Incorrect Ratio

Wheel Speed Signal 3 Range Performance

Gear 2 Incorrect Ratio

Jaguar 5 HP 24 stall-speed failure

Auto Trans Diagnosis Input Signal High Input

Gear 3 Incorrect Ratio

Starter Interlock Circuit Open

Gear 4 Incorrect Ratio

Starter Interlock Circuit Short To Ground

Insufficient Engine Speed Increase During Self Test

Insufficient Engine Speed Decrease During Self Test

Jaguar 5 HP 24 engine-overspeed malfunction

Wheel Speed Signal 4 Range Performance

Coast Clutch Solenoid Inductive Signature Malfunction

Transmission Slip Error

Different Wheel Speed Signals Range Performance

Ford does not see the expected low-range switch state

Transmission 4x4 Low Switch Error

Starter Interlock Circuit Short To B+

Jaguar 5 HP 24 gear-control fault after a ratio warning

1994 Mustang misses the expected 1–2 shift rpm drop

Inconsistent Gear Ratio

1994 Mustang 2–3 shift lacks its expected rpm change

1994 Mustang 3–4 shift result does not match the command

Tiptronic Switch Down Circuit Short To Ground

Pressure Control Solenoid B Electrical

Jaguar fifth-gear control failure and fourth-gear fallback