Mil

No.1 Vehicle Speed Sensor Combination Meter

DTC No.

DTC Detection Conditions

Trouble Areas

ECM detects following conditions simultaneously 500 times (1 trip detection logic)

• No speed sensor signal while ECM detects No. 2 speed sensor signal

• Vehicle speed 6 mph (9 km/h) or more for 4 seconds

• Park/Neutral position switch OFF (shift lever other than P and N positions)

Manual transmission:

ECM detects following conditions simultaneously for 8 seconds or more (2 trip detection logic)

• No speed sensor signal input

• Engine speed 2,000 rpm or more

• ECM detects high engine load

• Transfer lever in other than N position (4WD)

• Open or short in speed signal circuit

• Combination meter

• Skid control ECU

P0503

Momentary interruption and noise are detected when a rapid change of vehicle speed occurs

• Open or short in speed signal circuit

• Combination meter

• Skid control ECU

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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