Section 46 (Module Communications Network)
WARNING: This page is about a different car, the 1998 Jaguar XK8. However, it is still accessible from the selected car via links, so may be relevant.
- Description & Operation
- Diagnosis & Testing
- Principles of Operation
- Inspection and Verification
- Visual Inspection Chart
- Driver Information Chart
- Default mode Definitions
- Diagnostic Trouble Code (DTC) index
- Power Supply/Ground test index
- Pinpoint tests
- PINPOINT TEST G270232p1: BPM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p2: SLCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p3: PDCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p4: DDCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p5: PSCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p6: DSCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p7: IC POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p8: RCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p9: ADCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p10: KTM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p11: A/CCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p12: ECM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p13: TCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p14: ABS/TCCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p15: GSI MODULE POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p16: DLC POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p18: CHECK THE CONTROLLER AREA NETWORK INTEGRITY
- G270232t71: CHECK THE CAN NETWORK FOR CONTINUITY
- G270232t72: CHECK THE CAN + CIRCUIT BETWEEN THE DLC AND THE INSTRUMENT CLUSTER FOR CONTINUITY
- G270232t73: CHECK THE CAN - CIRCUIT BETWEEN THE DLC AND THE INSTRUMENT CLUSTER FOR CONTINUITY
- G270232t74: CHECK THE CAN + CIRCUIT BETWEEN THE INSTRUMENT CLUSTER AND THE GSI MODULE FOR CONTINUITY
- G270232t75: CHECK THE CAN - CIRCUIT BETWEEN THE INSTRUMENT CLUSTER AND THE GSI MODULE FOR CONTINUITY
- G270232t76: CHECK THE CAN + CIRCUIT BETWEEN THE GSI MODULE AND THE ECM FOR CONTINUITY
- G270232t77: CHECK THE CAN - CIRCUIT BETWEEN THE GSI MODULE AND THE ECM FOR CONTINUITY
- G270232t78: CHECK THE CAN + CIRCUIT BETWEEN THE ECM AND THE TCM FOR CONTINUITY
- G270232t79: CHECK THE CAN - CIRCUIT BETWEEN THE ECM AND THE TCM FOR CONTINUITY
- G270232t80: CHECK THE CAN + CIRCUIT BETWEEN THE TCM AND THE ABS/TCCM FOR CONTINUITY
- G270232t81: CHECK THE CAN - CIRCUIT BETWEEN THE ASCCM AND THE ABS/TCCM FOR CONTINUITY
- G270232t2: CHECK THE CAN + AND - CIRCUITS BETWEEN THE DLC AND THE IC FOR SHORT CIRCUIT TO EACH OTHER
- G270232t23: CHECK THE CAN + AND - CIRCUITS BETWEEN THE IC AND THE GSI MODULE FOR SHORT CIRCUIT TO EACH OTHER
- G270232t25: CHECK THE CAN + AND - CIRCUITS BETWEEN THE GSI MODULE AND THE ECM FOR SHORT CIRCUIT TO EACH OTHER
- G270232t60: CHECK THE CAN + AND - CIRCUITS BETWEEN THE ECM AND THE TCM FOR SHORT CIRCUIT TO EACH OTHER
- G270232t61: CHECK THE CAN + AND - CIRCUITS BETWEEN THE TCM AND THE ABS/TCCM FOR SHORT CIRCUIT TO EACH OTHER
- PINPOINT TEST G270232p19: CHECK THE CONTROLLER AREA NETWORK FOR SHORT CIRCUIT
- G270232t82: CHECK THE CAN + FOR SHORT CIRCUIT TO BATTERY
- G270232t83: CHECK THE CAN + FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t84: CHECK THE CAN + FOR SHORT CIRCUIT TO GROUND
- G270232t85: CHECK THE CAN + FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t86: CHECK THE CAN + FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- G270232t87: CHECK THE CAN - FOR SHORT CIRCUIT TO BATTERY
- G270232t88: CHECK THE CAN - FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t89: CHECK THE CAN - FOR SHORT CIRCUIT TO GROUND
- G270232t90: CHECK THE CAN - FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t91: CHECK THE CAN - FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- PINPOINT TEST G270232p20: CHECK THE SCP NETWORK CIRCUIT
- G270232t92: CHECK FOR CORRECT BUS TERMINATION IN THE SCP + NETWORK
- G270232t62: CHECK THE SCP NETWORK + AND - FOR SHORT CIRCUIT TO EACH OTHER
- G270232t93: CHECK THE SCP + FOR SHORT CIRCUIT TO BATTERY
- G270232t94: CHECK THE SCP + FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t95: CHECK THE SCP + FOR SHORT CIRCUIT TO GROUND
- G270232t96: CHECK THE SCP + FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t97: CHECK THE SCP + FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- G270232t98: CHECK THE SCP - FOR SHORT CIRCUIT TO BATTERY
- G270232t99: CHECK THE SCP - FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t100: CHECK THE SCP - FOR SHORT CIRCUIT TO GROUND
- G270232t101: CHECK THE SCP - FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t102: CHECK THE SCP - FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- PINPOINT TEST G270232p21: CHECK THE ISO DATA CIRCUIT
- G270232t103: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO BATTERY
- G270232t104: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t105: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO GROUND
- G270232t106: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t107: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- G270232t108: CHECK THE SERIAL INPUT CIRCUIT FOR SHORT CIRCUIT TO BATTERY
- G270232t109: CHECK THE SERIAL INPUT CIRCUIT FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t110: CHECK THE SERIAL INPUT CIRCUIT FOR SHORT CIRCUIT TO GROUND
- G270232t111: CHECK THE SERIAL INPUT CIRCUIT FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t112: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- PINPOINT TEST G270232p22: P1649; ECM FLASH PROGRAMMING CIRCUIT MALFUNCTION
- Removal & Installation