Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 10 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 151 | TMF (Tractor Multi-Function Controller) or INST (Instrument Cluster / Gateway) | Communications Lost with Transmission Controller | Full repair manual for code 151, TMF (Tractor Multi-Function Controller) or INST (Instrument Cluster / Gateway) |
| 151 | Transmission Controller (TRANS) | Front suspension pressure sensor rod side open circuit | Full repair manual for code 151, Transmission Controller (TRANS) |
| 152 | TMF (Tractor Multi-Function Controller) | Electro Hydraulic Remote top link switch voltage is short circuit. | Full repair manual for code 152, TMF (Tractor Multi-Function Controller) |
| 152 | TRANS | Front Suspension pressure control not able to increase pressure on the rod side. | Full repair manual for code 152, TRANS |
| 152-04 - IMM | IMM | Unexpected CPU reset. Brownout occurred | Full repair manual for code 152-04 - IMM, IMM |
| 152-11 - IMM | IMM | Unexpected CPU reset | Full repair manual for code 152-11 - IMM, IMM |
| 153 | Engine Control Module (ECM) | Intake Manifold Temperature Sensor voltage is too high | Full repair manual for code 153, Engine Control Module (ECM) |
| 153 | TMF (Tractor Multi-Function) Controller | Electro Hydraulic Remote top link switch data invalid | Full repair manual for code 153, TMF (Tractor Multi-Function) Controller |
| 153 | TRANS | Front Suspension pressure control not able to decrease pressure on the rod side. | Full repair manual for code 153, TRANS |
| 154 | Engine Control Module (ECM) | Intake Manifold Temperature Sensor voltage is too low | Full repair manual for code 154, Engine Control Module (ECM) |
| 154 | TMF (Tractor Management Frame / Armrest Controller) | PTO switch interlock - Cab Switch and Fender switch on at the same time. | Full repair manual for code 154, TMF (Tractor Management Frame / Armrest Controller) |
| 154 | TRANS (Transmission Controller) | Front Suspension Lock Valve Stuck on fault (suspension will not lock) | Full repair manual for code 154, TRANS (Transmission Controller) |
| 155 | Armrest Controller (ARU) | Auto PTO switch data failed in the Armrest controller. | Full repair manual for code 155, Armrest Controller (ARU) |
| 155 | Engine Control Module (ECM) | Intake Manifold Temperature level has exceeded the warning limit | Full repair manual for code 155, Engine Control Module (ECM) |
| 155 | TRANS (Transmission Controller) | Front Suspension Lock Valve is stuck off (suspension will not unlock) | Full repair manual for code 155, TRANS (Transmission Controller) |
| 156 | Armrest Controller | Auto PTO switch is stuck ON in the Armrest Controller | Full repair manual for code 156, Armrest Controller |
| 156 | TRANS | Front suspension lock valve was installed but removed | Full repair manual for code 156, TRANS |
| 157 | TMF (Tractor Multi-Function) Controller | PTO remote fender switch short circuit | Full repair manual for code 157, TMF (Tractor Multi-Function) Controller |
| 158 | TMF (Tractor Management Frame / Transmission Management Function) or Armrest Controller | PTO remote fender switch open circuit | Full repair manual for code 158, TMF (Tractor Management Frame / Transmission Management Function) or Armrest Controller |
| 158-04 - ICM | ICM | Vkey line in fault (short to ground - blown fuse) | Full repair manual for code 158-04 - ICM, ICM |
| 158-14 - BCM | BCM | Keyswitch Battery Potential - Inconsistent / Invalid | Full repair manual for code 158-14 - BCM, BCM |
| 158-15 - VCM | VCM | Keyswitch Battery Potential - Data Valid But Above Normal Operating Range | Full repair manual for code 158-15 - VCM, VCM |
| 158-17 - VCM | VCM / ECM | Keyswitch Battery Potential - Voltage Low | Full repair manual for code 158-17 - VCM, VCM / ECM |
| 159 | ARM (Armrest Controller) | Hitch DROP RATE potentiometer is failed | Full repair manual for code 159, ARM (Armrest Controller) |
| 159 | TMF (Tractor Multi-Function) or CCH (Cab Controller / Central Controller) | PTO remote fender switch is stuck ON | Full repair manual for code 159, TMF (Tractor Multi-Function) or CCH (Cab Controller / Central Controller) |
| 160 | PTO Controller | PTO Clutch is Slipping Too Much | Full repair manual for code 160, PTO Controller |
| 161-03 - DEC | Transmission Electronic Control Unit (TECU / TCU) | Transmission Input Shaft Speed Sensor - Voltage Above Normal or Shorted to High Source | Full repair manual for code 161-03 - DEC, Transmission Electronic Control Unit (TECU / TCU) |
| 161-04 - DEC | DEC | Transmission Input Shaft Speed Voltage Below Normal / Shorted to Low Source | Full repair manual for code 161-04 - DEC, DEC |
| 161-08 - DEC | Transmission Control Module (TCM) or Transmission Electronic Control Unit (TECU) | Abnormal Frequency or invalid signal from the Transmission Input Shaft Speed Sensor | Full repair manual for code 161-08 - DEC, Transmission Control Module (TCM) or Transmission Electronic Control Unit (TECU) |
| 161-11 - DEC | Transmission Control Unit (TCU) / Transmission Control Module (TCM) | Transmission Input Shaft Speed Sensor Plausibility Error | Full repair manual for code 161-11 - DEC, Transmission Control Unit (TCU) / Transmission Control Module (TCM) |
| 162 | TMF (Tractor Management Function) or PTO Controller | Engine Stalled when the PTO was running | Full repair manual for code 162, TMF (Tractor Management Function) or PTO Controller |
| 163 | TMF (Tractor Multi-Function / Transmission Management Function) Controller | PTO Shaft rotation is detected when the PTO clutch is OFF | Full repair manual for code 163, TMF (Tractor Multi-Function / Transmission Management Function) Controller |
| 164 | TMF (Tractor Management Function) | PTO shaft speed has not been detected within 3.6 seconds of being turned ON. | Full repair manual for code 164, TMF (Tractor Management Function) |
| 165 | TMF (Tractor Management Frame / Transmission Controller) | PTO Shaft rotation is detected when the Engine is OFF. | Full repair manual for code 165, TMF (Tractor Management Frame / Transmission Controller) |
| 166 | TMF (Transmission Multi-Function) Controller or Armrest Controller | PTO Driver is on and no current is sensed | Full repair manual for code 166, TMF (Transmission Multi-Function) Controller or Armrest Controller |
| 167 | TMF (Transmission Management Function) | Current sensed when the PTO driver is off. | Full repair manual for code 167, TMF (Transmission Management Function) |
| 168 | Armrest Controller | PTO ON/OFF switch is failed in the Armrest Controller | Full repair manual for code 168, Armrest Controller |
| 168-00 - ACM | ACM | System Voltage High | Full repair manual for code 168-00 - ACM, ACM |
| 168-01 - ACM | ACM | System Voltage Low / 12 V supply internal failure | Full repair manual for code 168-01 - ACM, ACM |
| 168-04 - ICM | ICM | VBatt line in fault (short to ground - blown fuse) | Full repair manual for code 168-04 - ICM, ICM |
| 169 | Armrest Controller (ARM) | Invalid Configuration - Hitch TRAVEL potentiometer is failed. | Full repair manual for code 169, Armrest Controller (ARM) |
| 169 | Armrest Controller (ARM) / Tractor Multi-Function (TMF) controller | PTO ON/OFF switch is failed in the Armrest Controller | Full repair manual for code 169, Armrest Controller (ARM) / Tractor Multi-Function (TMF) controller |
| 170 | TMF (Tractor Management Function) or Armrest Controller | PTO ON/OFF switch is failed in the Armrest Controller | Full repair manual for code 170, TMF (Tractor Management Function) or Armrest Controller |
| 171 | TMF | PTO software fault condition detected. | Full repair manual for code 171, TMF |
| 172 | TMF (Tractor Multi-Function) Controller | PTO Solenoid Circuit is failed shorted to 12 Volts when PTO is in the off state. | Full repair manual for code 172, TMF (Tractor Multi-Function) Controller |
| 173 | TMF (Tractor Multi-Function) Controller or Transmission Controller | PTO Solenoid Circuit is failed shorted to ground when PTO is in the off state. | Full repair manual for code 173, TMF (Tractor Multi-Function) Controller or Transmission Controller |
| 174 | TMF (Tractor Multi-Function) Controller | Current flowing in the PTO sense resistor when the high side is off. | Full repair manual for code 174, TMF (Tractor Multi-Function) Controller |
| 175 | TMF / CCH | PTO Clutch has not reached lock up speed within 6 seconds of being turned ON | Full repair manual for code 175, TMF / CCH |
| 177-03 - DEC | Transmission Control Module (TCU / Transmission ECM) | Transmission Oil Temperature Sensor: Voltage Above Normal | Full repair manual for code 177-03 - DEC, Transmission Control Module (TCU / Transmission ECM) |
| 177-04 - DEC | Transmission Control Unit (TCU) / Instrument Cluster Unit (ICU) / Armrest Control Module (ACM) | Transmission Oil Temperature - Voltage Below Normal / Short Circuit to Ground | Full repair manual for code 177-04 - DEC, Transmission Control Unit (TCU) / Instrument Cluster Unit (ICU) / Armrest Control Module (ACM) |
