Trailer Jockey Operators Handbook
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4 8 Sensor found in wrong location for system configuration
5 1 Sensor air gap too large
5 2 Air gap too large or sensor shorted
5 3 Speed sensor noisy
5 4 Wheel locked for excessive period of time during an
ABS cycle
5 5 Excessive rate of deceleration found at wheel site or
sensor shorted
5 6 Sensor connection shorted low or high or sensor open
5 7 Internal error at sensor port of ECU
5 8 Sensor found in wrong location for system configuration
6 1 Sensor air gap too large
6 2 Air gap too large or sensor shorted
6 3 Speed sensor noisy
6 4 Wheel locked for excessive period of time during an
ABS cycle
6 5 Excessive rate of deceleration found at wheel site or
sensor shorted
6 6 Sensor connection shorted low or high or sensor open
6 7 Internal error at sensor port of ECU
6 8 Sensor found in wrong location for system configuration
7 1 Sensor air gap too large
7 2 Air gap too large or sensor shorted
7 3 Speed sensor noisy
7 4 Wheel locked for excessive period of time during an
ABS cycle
7 5 Excessive rate of deceleration found at wheel site or
sensor shorted
7 6 Sensor connection shorted low or high or sensor open
7 7 Internal error at sensor port of ECU
7 8 Sensor found in wrong location for system configuration
8 1 Short between release solenoid and supply voltage
8 2 Short between release solenoid and ground
8 3 Open circuit at release solenoid
8 4 Open circuit in common line to valve
8 5 Short between hold solenoid and supply voltage
8 6 Short between hold solenoid and ground
8 7 Open circuit at hold solenoid
8 8 Valve found wired in wrong location
9 1 Short between release solenoid and supply voltage
9 2 Short between release solenoid and ground
Table 4-5 ABS Diagnostic Codes (Cont.)
Digit 1 Digit 2 Description
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