Transmission Control Module (TCM) Diagnostic Trouble Codes - 1 Of 2

• TCM-0001: Shift Solenoid S1. Signal Too High (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high
    • Checks
      • Checking shift solenoid S1
      • Checking the wiring
      • Checking the wiring and component
      • Intermittent fault
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Verification
      • Verification
    • Information
      • Fault-tracing information
    • Connecting the breakout box
      • Notes
      • Connecting the breakout box
• TCM-0002: Shift Solenoid S1. Signal Missing (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing
    • Checks
      • Checking shift solenoid S1
      • Checking resistance
      • Checking the wiring
      • Checking the wiring and component
      • Verification
      • Intermittent fault
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Information
      • Fault-tracing information
• TCM-0003: Shift Solenoid S1. Signal Too Low (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checks
      • Checking shift solenoid S1
      • Checking resistance
      • Checking the wiring
      • Checking the wiring and component
      • Intermittent fault
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0007: Shift Solenoid S2. Signal Too High (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high
    • Checks
      • Checking shift solenoid S2
      • Checking the wiring
      • Checking the wiring and component
      • Intermittent fault
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0008: Shift Solenoid S2. Signal Missing (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing
    • Checks
      • Checking shift solenoid S2
      • Checking resistance
      • Checking the wiring
      • Checking the wiring and component
      • Verification
      • Intermittent fault
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Information
      • Fault-tracing information
• TCM-0009: Shift Solenoid S2. Signal Too Low (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checks
      • Checking shift solenoid S2
      • Checking resistance
      • Checking the wiring
      • Checking the wiring and component
      • Intermittent fault
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-001C: KICKDOWN Switch (KD). Signal Too Low (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checks
      • Checking the function of the kickdown switch
      • Checking the kickdown switch (KD) and the throttle position (TP) sensor signal
      • Checking the resistance of the kickdown switch
      • Checking for a short-circuit
      • Replacing the component
      • Fault-tracing information
      • Checking the accelerator pedal (AP), throttle cable and throttle
      • Intermittent fault
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-001F: Transmission Output Speed Sensor. Signal Missing. Intermittent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing. Intermittent fault
    • Intermittent fault
      • Intermittent fault
    • Information
      • Fault-tracing information
• TCM-001F: Transmission Output Speed Sensor. Signal Missing. Permanent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing. Permanent fault
    • Checks
      • Checking the vehicle speed sensor (VSS) signal
      • Checking wiring and sensors
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0020: Vehicle Speed Sensor (VSS). Faulty Signal. Intermittent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Faulty signal. Intermittent fault
    • Intermittent fault
      • Intermittent fault
    • Information
      • Fault-tracing information
• TCM-0020: Vehicle Speed Sensor (VSS). Faulty Signal. Permanent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Faulty signal. Permanent fault
    • Checks
      • Checking the transmission output speed sensor signal
      • Checking wiring and sensors
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0023: Transmission Input Speed Sensor. Signal Missing. Intermittent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing. Intermittent fault
    • Intermittent fault
      • Intermittent fault
    • Information
      • Fault-tracing information
• TCM-0023: Transmission Input Speed Sensor. Signal Missing. Permanent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing. Permanent fault
    • Checks
      • Checking the transmission input speed sensor signal
      • Checking wiring and sensors
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0024: Transmission Input Speed Sensor. Faulty Signal. Intermittent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Faulty signal. Intermittent fault
    • Intermittent fault
      • Intermittent fault
    • Information
      • Fault-tracing information
• TCM-0024: Transmission Input Speed Sensor. Faulty Signal. Permanent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Faulty signal. Permanent fault
    • Checks
      • Checking the transmission input speed sensor signal
      • Checking wiring and sensors
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0027: Back-Up Gear. Incorrect Gear Ratio (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Incorrect gear ratio
    • Checks
      • Checking for contact resistance and oxidation
      • Checking the oil quality and the oil level in the transmission
      • Checking the adjustment of the gear-shift position sensor
      • Checking the transmission output speed sensor signal
      • Checking wiring and sensors
      • Checking the transmission input speed sensor signal
      • Replacing the transmission
      • Test driving the transmission
      • Replacing the transmission control system
      • Fault-tracing information
    • Resetting the "Transmission fluid change" counter
      • Resetting the "Transmission fluid change" counter
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0028: 1ST Gear. Incorrect Gear Ratio (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Incorrect gear ratio
• TCM-0029: 2ND Gear. Incorrect Gear Ratio (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Incorrect gear ratio
• TCM-002A: 3RD Gear. Incorrect Gear Ratio (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Incorrect gear ratio
• TCM-002B: 4TH Gear. Incorrect Gear Ratio (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Incorrect gear ratio
• TCM-002C: 5TH Gear. Incorrect Gear Ratio (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Incorrect gear ratio
• TCM-002E: Lock-Up. The Transmission Jerks When Lock-Up Engages (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • The-transmission: jerks when lock-up engages
    • Checks
      • Checking the oil quality and the oil level in the transmission
      • Checking noise in the transmission
      • Replacing the transmission
      • Replacing the transmission control system
    • Resetting the "Transmission fluid change" counter
      • Resetting the "Transmission fluid change" counter
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-002F: Lock-Up Function. Slipping Or Not Engaged (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Slipping or not engaged
    • Checks
      • Checking for contact resistance and oxidation
      • Checking the oil quality and the oil level in the transmission
      • Replacing the transmission
      • Replacing the transmission control system
    • Resetting the "Transmission fluid change" counter
      • Resetting the "Transmission fluid change" counter
    • Resetting the adaptation
      • Resetting adaptation and the counter for "Transmission oil change"
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0036: Winter Mode Selector Switch. Signal Too Low (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checks
      • Checking the function of the Winter (W) mode selector
      • Checking the wiring and component
    • Verification
      • Verification
    • Information
      • Fault-tracing information
    • Intermittent fault
      • Intermittent fault
• TCM-0039: Gear-Shift Position Sensor. Faulty Signal (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Faulty signal
    • Checks
      • Checking the adjustment of the gear-shift position sensor
      • Checking the wiring
      • Replacing the component
      • Checking the gear-shift position sensor
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0042: Oil Temperature. Temperature Too High (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Temperature too high
    • Checks
      • Checking the wiring and component
      • Test driving
      • Fault-tracing information
    • Resetting the "Transmission fluid change" counter
      • Resetting the "Transmission fluid change" counter
• TCM-0043: Oil Temperature Sensor. Signal Too Low (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checks
      • Checking the function of the oil temperature sensor
      • Checking transmission fluid temperature sensor
      • Checking the wiring and component
      • Checking the cable and component
      • Intermittent fault
    • Resetting the "Transmission fluid change" counter
      • Resetting the "Transmission fluid change" counter
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0044: Oil Temperature Sensor. Signal Too High (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high
    • Checks
      • Checking transmission fluid temperature sensor
      • Checking the wiring and component
      • Checking the cable and component
    • Resetting the "Transmission fluid change" counter
      • Resetting the "Transmission fluid change" counter
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0045: Oil Temperature Sensor (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Faulty signal
    • Checks
      • Checking transmission fluid temperature sensor
      • Checking the cable and component
      • Intermittent fault
    • Resetting the "Transmission fluid change" counter
      • Resetting the "Transmission fluid change" counter
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0045: Oil Temperature Sensor. Faulty Signal (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
• TCM-0046: Oil Temperature. Temperature Too High (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Temperature too high
    • Checks
      • Checking the oil cooler and hoses
    • Resetting the "Transmission fluid change" counter
      • Resetting the "Transmission fluid change" counter
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0048: Control Module. Software Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Faulty software
    • Checks
      • Checking the control module
      • Verification
    • Information
      • Fault-tracing information
• TCM-0049: Control Module. Internal Fault. Intermittent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Internal fault. Intermittent fault
    • Information
      • Information
      • Fault-tracing information
• TCM-0049: Control Module. Internal Fault. Permanent Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Internal fault. Permanent fault
    • Checking the control module
    • Replacing the control module
• TCM-0060: Control Module. Internal Fault (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Internal fault
    • Checks
      • Checking the shift solenoids
      • Replacing the control module
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0081: Vehicle Speed Sensor (VSS). Signal Too High (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high
    • Checks
      • Checking the transmission output speed sensor signal
      • Checking wiring and sensors
      • Intermittent fault
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• TCM-0083: Transmission Output Speed Sensor. Signal Too Low (Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checks
      • Checking the transmission output speed sensor signal
      • Checking wiring and sensors
      • Intermittent fault
    • Verification
    • Information
      • Fault-tracing information