DTC
Description
Action
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).
P1821
Transfer Case Clockwise Shift
Relay Coil Open Circuit
With manual transmission,
REFER to: Transfer Case - 6-Speed Manual Transmission - MT82 (308-07A Transfer
Case - 5-Speed Manual Transmission - MT75/6-Speed Manual Transmission -
MT82, Diagnosis and Testing).
With automatic transmission,
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).
P1822
P1823
P1828
P1829
P1830
P1831
P184A
Transfer Case Clockwise Shift
Relay Coil Short Circuit to Battery
With manual transmission,
REFER to: Transfer Case - 6-Speed Manual Transmission - MT82 (308-07A Transfer
Case - 5-Speed Manual Transmission - MT75/6-Speed Manual Transmission -
MT82, Diagnosis and Testing).
With automatic transmission,
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).
Transfer Case Clockwise Shift
Relay Coil Short Circuit to Ground
With manual transmission,
REFER to: Transfer Case - 6-Speed Manual Transmission - MT82 (308-07A Transfer
Case - 5-Speed Manual Transmission - MT75/6-Speed Manual Transmission -
MT82, Diagnosis and Testing).
With automatic transmission,
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).
Transfer Case Clockwise Shift
Relay Coil Short Circuit to Battery
With manual transmission,
REFER to: Transfer Case - 6-Speed Manual Transmission - MT82 (308-07A Transfer
Case - 5-Speed Manual Transmission - MT75/6-Speed Manual Transmission -
MT82, Diagnosis and Testing).
With automatic transmission,
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).
Transfer Case Counter Clockwise
Shift Relay Coil Open Circuit
With manual transmission,
REFER to: Transfer Case - 6-Speed Manual Transmission - MT82 (308-07A Transfer
Case - 5-Speed Manual Transmission - MT75/6-Speed Manual Transmission -
MT82, Diagnosis and Testing).
With automatic transmission,
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).
Transfer Case Counter Clockwise
Shift Relay Coil Short Circuit To
Battery
With manual transmission,
REFER to: Transfer Case - 6-Speed Manual Transmission - MT82 (308-07A Transfer
Case - 5-Speed Manual Transmission - MT75/6-Speed Manual Transmission -
MT82, Diagnosis and Testing).
With automatic transmission,
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).
Transfer Case Counter Clockwise
Shift Relay Coil Short Circuit To
Ground
With manual transmission,
REFER to: Transfer Case - 6-Speed Manual Transmission - MT82 (308-07A Transfer
Case - 5-Speed Manual Transmission - MT75/6-Speed Manual Transmission -
MT82, Diagnosis and Testing).
With automatic transmission,
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).
Transfer Case Unable To
Transition Between 4x2 and 4x4
Mode
With manual transmission,
REFER to: Transfer Case - 6-Speed Manual Transmission - MT82 (308-07A Transfer
Case - 5-Speed Manual Transmission - MT75/6-Speed Manual Transmission -
MT82, Diagnosis and Testing).
With automatic transmission,
REFER to: Transfer Case - 6-Speed Automatic Transmission - 6R80 (308-07B
Transfer Case - 6-Speed Automatic Transmission - 6R80, Diagnosis and Testing).