Transmission Control Module (TCM)
Volvo C70 Coupé (1998–2002) – Transmission Control Module (TCM) fault codes
69 fault codes
The same fault code can mean different things depending on model year and engine. Each meaning is therefore shown on its own row, with exactly which cars it applies to.
| Code | Meaning |
|---|---|
| TCM-0001 | Shift solenoid S1. Signal too high1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0001 | Shift solenoid S1. Signal too high2000 · All transmissions except: M56 |
| TCM-0001 | Shift solenoid S1. Signal too high2001–2002 · Transmission AW55-50/51SN only |
| TCM-0002 | Shift solenoid S1. Signal missing1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0002 | Shift solenoid S1. Signal missing2000 · All transmissions except: M56 |
| TCM-0002 | Shift solenoid S1. Signal missing2001–2002 · Transmission AW55-50/51SN only |
| TCM-0003 | Shift solenoid S1. Signal too low1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0003 | Shift solenoid S1. Signal too low2000 · All transmissions except: M56 |
| TCM-0003 | Shift solenoid S1. Signal too low2001–2002 · Transmission AW55-50/51SN only |
| TCM-0007 | Shift solenoid S2. Signal too high1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0007 | Shift solenoid S2. Signal too high2000 · All transmissions except: M56 |
| TCM-0007 | Shift solenoid S2. Signal too high2001–2002 · Transmission AW55-50/51SN only |
| TCM-0008 | Shift solenoid S2. Signal missing1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0008 | Shift solenoid S2. Signal missing2000 · All transmissions except: M56 |
| TCM-0008 | Shift solenoid S2. Signal missing2001–2002 · Transmission AW55-50/51SN only |
| TCM-0009 | Shift solenoid S2. Signal too low1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0009 | Shift solenoid S2. Signal too low2000 · All transmissions except: M56 |
| TCM-0009 | Shift solenoid S2. Signal too low2001–2002 · Transmission AW55-50/51SN only |
| TCM-000B | Shift solenoid S1. Hydraulic fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-000B | Shift solenoid S1. Hydraulic fault2000 · Transmission AW50-42 only |
| TCM-000C | Shift solenoid S2. Hydraulic fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-000C | Shift solenoid S2. Hydraulic fault2000 · Transmission AW50-42 only |
| TCM-000D | Line pressure solenoid STH. Signal too high. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-000D | Line pressure solenoid STH. Signal too high. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-000F | Line pressure solenoid STH. Signal missing. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-000F | Line pressure solenoid STH. Signal missing. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-0010 | Line pressure solenoid STH. Signal too low. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0010 | Line pressure solenoid STH. Signal too low. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-0012 | Lock-up solenoid SL. Signal too high. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0012 | Lock-up solenoid SL. Signal too high. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-0013 | Lock-up solenoid SL. Signal missing. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0013 | Lock-up solenoid SL. Signal missing. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-0014 | Lock-up solenoid SL. Signal too low. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0014 | Lock-up solenoid SL. Signal too low. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-0016 | Control module. Internal fault. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0016 | Control module. Internal fault. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-001F | Vehicle speed sensor. Signal missing. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-001F | Vehicle speed sensor. Signal missing. Intermittent fault2000 · All transmissions except: M56 |
| TCM-001F | Vehicle speed sensor. Signal missing. Intermittent fault2001–2002 · Transmission AW55-50/51SN only |
| TCM-0020 | Vehicle speed sensor. Faulty signal. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0020 | Vehicle speed sensor. Faulty signal. Intermittent fault2000 · All transmissions except: M56 |
| TCM-0020 | Vehicle speed sensor. Faulty signal. Intermittent fault2001–2002 · Transmission AW55-50/51SN only |
| TCM-0023 | Transmission input speed sensor. Signal missing. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0023 | Transmission input speed sensor. Signal missing. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-0023 | Vehicle speed sensor. Signal missing. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0024 | Transmission input speed sensor. Faulty signal. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0024 | Transmission input speed sensor. Faulty signal. Intermittent fault2000 · Transmission AW50-42 only |
| TCM-0024 | Engine speed (RPM) sensor. Faulty signal. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0027 | Back-up (reverse) gear. Incorrect gear ratio1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0027 | Back-up (reverse) gear. Incorrect gear ratio2000 · All transmissions except: M56 |
| TCM-0027 | Back-up (reverse) gear. Incorrect gear ratio2001–2002 · Transmission AW55-50/51SN only |
| TCM-0028 | 1st gear. Incorrect gear ratio1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0028 | 1st gear. Incorrect gear ratio2000 · All transmissions except: M56 |
| TCM-0028 | 1st gear. Incorrect gear ratio2001–2002 · Transmission AW55-50/51SN only |
| TCM-0029 | 2nd gear. Incorrect gear ratio1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0029 | 2nd gear. Incorrect gear ratio2000 · All transmissions except: M56 |
| TCM-0029 | 2nd gear. Incorrect gear ratio2001–2002 · Transmission AW55-50/51SN only |
| TCM-002A | 3rd gear. Incorrect gear ratio1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-002A | 3rd gear. Incorrect gear ratio2000 · All transmissions except: M56 |
| TCM-002A | 3rd gear. Incorrect gear ratio2001–2002 · Transmission AW55-50/51SN only |
| TCM-002B | 4th gear. Incorrect gear ratio1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-002B | 4th gear. Incorrect gear ratio2000 · All transmissions except: M56 |
| TCM-002B | 4th gear. Incorrect gear ratio2001–2002 · Transmission AW55-50/51SN only |
| TCM-002C | 5th gear. Incorrect gear ratio2000–2002 · Transmission AW55-50/51SN only |
| TCM-002E | Lock-up. The transmission jerks when lock-up engages2000–2002 · Transmission AW55-50/51SN only |
| TCM-002F | Lock-up function. Slipping or not engaged1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-002F | Lock-up function. Slipping or not engaged2000 · Transmission AW50-42 only |
| TCM-002F | Lock-up function. Slipping or not engaged2000–2002 · Transmission AW55-50/51SN only |
| TCM-0039 | Gear-shift position sensor. Faulty signal1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0039 | Gear-shift position sensor. Faulty signal2000 · All transmissions except: M56 |
| TCM-0039 | Gear-shift position sensor. Faulty signal2001–2002 · Transmission AW55-50/51SN only |
| TCM-0042 | Oil temperature. Temperature too high1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0042 | Oil temperature. Temperature too high2000 · All transmissions except: M56 |
| TCM-0042 | Oil temperature. Temperature too high2001–2002 · Transmission AW55-50/51SN only |
| TCM-0043 | Oil temperature sensor. Signal too low1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0043 | Oil temperature sensor. Signal too low2000 · All transmissions except: M56 |
| TCM-0043 | Oil temperature sensor. Signal too low2001–2002 · Transmission AW55-50/51SN only |
| TCM-0044 | Oil temperature sensor. Signal too high1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0044 | Oil temperature sensor. Signal too high2000 · All transmissions except: M56 |
| TCM-0044 | Oil temperature sensor. Signal too high2001–2002 · Transmission AW55-50/51SN only |
| TCM-0045 | Oil temperature sensor. Faulty signal1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0045 | Oil temperature sensor. Faulty signal2000 · All transmissions except: M56 |
| TCM-0045 | Oil temperature sensor. Faulty signal2001–2002 · Transmission AW55-50/51SN only |
| TCM-0046 | Oil temperature. Oil temperature too high2000 · All transmissions except: M56 |
| TCM-0046 | Oil temperature. Oil temperature too high2001–2002 · Transmission AW55-50/51SN only |
| TCM-0048 | Control module. Faulty software2000 · All transmissions except: M56 |
| TCM-0048 | Control module. Faulty software2001–2002 · Transmission AW55-50/51SN only |
| TCM-0049 | Control module. Internal fault. Intermittent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0049 | Control module. Internal fault. Intermittent fault2000 · All transmissions except: M56 |
| TCM-0049 | Control module. Internal fault. Intermittent fault2001–2002 · Transmission AW55-50/51SN only |
| TCM-0060 | Control unit. Internal fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0081 | Vehicle speed sensor. Signal too high1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0081 | Vehicle speed sensor. Signal too high2000 · All transmissions except: M56 |
| TCM-0081 | Vehicle speed sensor. Signal too high2001–2002 · Transmission AW55-50/51SN only |
| TCM-0083 | Transmission output speed sensor. Signal too low1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0083 | Transmission output speed sensor. Signal too low2000 · All transmissions except: M56 |
| TCM-0083 | Transmission output speed sensor. Signal too low2001–2002 · Transmission AW55-50/51SN only |
| TCM-0087 | Transmission input speed sensor. Signal too high1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0087 | Transmission input speed sensor. Signal too high2000 · All transmissions except: M56 |
| TCM-0087 | Transmission input speed sensor. Signal too high2001–2002 · Transmission AW55-50/51SN only |
| TCM-0089 | Transmission input speed sensor. Signal too low1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-0089 | Transmission input speed sensor. Signal too low2000 · All transmissions except: M56 |
| TCM-0089 | Transmission input speed sensor. Signal too low2001–2002 · Transmission AW55-50/51SN only |
| TCM-009A | Battery voltage. Signal too low1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-009A | Battery voltage. Signal too low2000 · All transmissions except: M56 |
| TCM-009A | Battery voltage. Signal too low2001–2002 · Transmission AW55-50/51SN only |
| TCM-0100 | Poor gear shifting quality2000–2002 · Transmission AW55-50/51SN only |
| TCM-0101 | Shift solenoid S3. Signal too high2000–2002 · Transmission AW55-50/51SN only |
| TCM-0102 | Shift solenoid S3. Signal missing2000–2002 · Transmission AW55-50/51SN only |
| TCM-0103 | Shift solenoid S3. Signal too low2000–2002 · Transmission AW55-50/51SN only |
| TCM-0107 | Shift solenoid S4. Signal too high2000–2002 · Transmission AW55-50/51SN only |
| TCM-0108 | Shift solenoid S4. Signal missing2000–2002 · Transmission AW55-50/51SN only |
| TCM-0109 | Shift solenoid S4. Signal too low2000–2002 · Transmission AW55-50/51SN only |
| TCM-010A | Shift solenoid S5. Signal too high2000–2002 · Transmission AW55-50/51SN only |
| TCM-010B | Shift solenoid S5. Signal missing2000–2002 · Transmission AW55-50/51SN only |
| TCM-010C | Shift solenoid S5. Signal too low2000–2002 · Transmission AW55-50/51SN only |
| TCM-010D | Lock-up solenoid SLU. Signal too high. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-010F | Lock-up solenoid SLU. Signal missing. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0110 | Lock-up solenoid SLU. Signal too low. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0112 | Line pressure solenoid SLS. Signal too high. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0113 | Line pressure solenoid SLS. Signal missing. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0114 | Line pressure solenoid SLS. Signal too low. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0115 | Shift solenoid S3. Hydraulic fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0116 | Throttle solenoid SLT. Signal too high. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0117 | Throttle solenoid SLT. Signal missing. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0118 | Throttle solenoid SLT. Signal too low. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0120 | Control module. Internal fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0121 | Control module. Internal fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0122 | Control module. Internal fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0123 | Control module. Internal fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-0124 | Control module. Internal fault2000–2002 · Transmission AW55-50/51SN only |
| TCM-981A | Torque. Too high torque1999 · All engines except: B5254S DENSO |
| TCM-981A | Torque. Too high torque2000 · All engines except: B5244S |
| TCM-981A | Torque. Too high torque2001–2002 |
| TCM-E000 | Control module communication. Control module communication1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-E000 | Control module communication. Control module communication2000 · Transmission AW50-42 only |
| TCM-E000 | Control module communication2000–2002 · Transmission AW55-50/51SN only |
| TCM-E003 | Control module communication Control module communication. Permanent fault1999 · All engines except: B5254S DENSO · Transmission AW50-42 only |
| TCM-E003 | Control module communication Control module communication. Permanent fault2000 · Transmission AW50-42 only |
| TCM-E003 | Configuration fault. Software fault. Intermittent fault2000–2002 · Transmission AW55-50/51SN only |